Release Notes for Active Backup for Business

Compatibility and Installation

1. Version 2.7.1-3235 is for models running DSM 6.

Fixed Issues (General Issues)

1. Fixed multiple security vulnerabilities (Synology-SA-25:02).
2. Fixed a security vulnerability regarding arbitrary access, creation, modification, and deletion of files.
3. Fixed a security vulnerability regarding SQL injection.
4. Fixed security vulnerabilities regarding heap-based and stack-based buffer overflows.

Important Note

This version is replaced by version 2.7.1- 3235 because the staged rollout of version 2.7.1-3234 was paused to fix some errors.

Compatibility and Installation

1. Version 2.7.0-3221 is for models running DSM 6.

What's new

1. Added support for Linux kernel versions up to 6.8 and the following physical server distributions:
   • RHEL: 8.7, 8.8, 8.9, 8.10, 9, 9.1, 9.2, 9.3, 9.4
   • Ubuntu: 24.04
   • Fedora: 38, 39, 40
   • Debian: 12

Fixed Issues (General Issues)

1. Fixed an issue where setting the retention period to a higher number might cause retention errors.
2. Improved an issue where backup versions were corrupted due to power outages.
3. Fixed a security vulnerability regarding cross-site scripting (XSS) in file server backups.

Fixed Issues (DSM)

1. Fixed an issue where backup data couldn't be viewed in the Recovery Portal when the source NAS was backed up to the same destination using both Migration Assistant and Active Backup for Business Agent (DSM) simultaneously.

Fixed Issues (Windows)

1. Fixed an issue where bare-metal and instant restores couldn't be performed on Windows devices with multiple GPT disks.

Fixed Issues (Linux)

1. Fixed an issue where backing up Linux devices with RAID volumes might fail.
2. Fixed an issue where the agent couldn't be installed due to a permission error.
3. Fixed an issue where backing up XFS systems might cause services to unexpectedly stop or result in incorrect backup data.

Fixed Issues (Mac)

1. Fixed an issue where backups failed because volume snapshots couldn't be found.

Fixed Issues (Virtual Machine)

1. Fixed an issue where restoring virtual machines to VMware might fail if the disk sizes weren't 4k aligned.

Fixed Issues (File Servers)

1. Fixed an issue where SMB backups might stop unexpectedly.

Limitations

1. Active Backup for Business Portal does not support browsing and restoring data from Fedora 40 with XFS file systems.

Important Note

This version is replaced by version 2.7.0- 3221 because the staged rollout of version 2.7.0-3218 was paused to fix some errors.

Compatibility and Installation

1. Version 2.6.3-3101 is for models running DSM 6.

Important Note

1. Adjusted the video codec format used for backup verification to improve compatibility.
2. Improved backup stability for macOS 14 and above.

What's new

1. Added support for macOS 14 Sonoma.

Fixed Issues (Virtual Machines)

1. Fixed an issue where virtual machines in failover clusters couldn't be backed up after editing backup tasks.
2. Fixed an issue where the backup status was incorrect when backing up multiple virtual machines.
3. Fixed an issue where the names of virtual machines removed from the hypervisor became blank after editing backup tasks.
4. Fixed an issue where connectivity problems occur when a failover cluster has multiple IP addresses and prefix lengths.

Compatibility and Installation

1. Version 2.6.2-3081 is for models running DSM 6.

Fixed Issues (General Issues)

1. Fixed an issue where scheduled reports were not sent when there were more than one recipient.

Fixed Issues (Mac)

1. Fixed an issue where the protected device statistics might not display correctly in manually generated or scheduled backup reports.

Fixed Issues (Virtual Machines)

1. Fixed an issue where the recovery wizard might fail to restore a selected virtual machine if its operating system was not on the Hyper-V supported list.
2. Fixed an issue where editing virtual machine backup tasks might fail if the virtual machine was deleted from the hypervisor.
3. Fixed an issue where virtual machine backup tasks might fail if the virtual machine was excluded from the auto-discovery task.
4. Adjusted the Hyper-V failover cluster connection mechanism to prevent virtual machine backup failures on specific nodes in the cluster.
5. Fixed an issue where migrating modified data from the virtual machine to Hyper-V might fail when instantly restoring the virtual machine to VMM with storage space encryption and compression enabled.

Fixed Issues (General Issues)

1. Fixed an issue where incremental backups on Windows devices would slow down when the bandwidth consumption limit feature was enabled.
2. Fixed an issue where the backup agent would simultaneously back up additional disk volumes containing system data while backing up the system volume.
3. Fixed an issue where the backup tasks would not run on schedule due to daylight savings.

Fixed Issues (Mac)

1. Improved the error handling behavior of the backup agent to help prevent backup failures.
2. Fixed an issue where the backup agent would simultaneously back up additional disk volumes while backing up the local system volume.

Fixed Issues (Virtual Machines)

1. Fixed an issue where backups and restorations could not be performed when the hypervisor contained more than 1,000 virtual devices.
2. Fixed an issue where backup tasks with auto-discovery enabled could not be edited after deselecting virtual machines that were unavailable.
3. Fixed an issue where users were unable to browse more than two versions on the same device in the recovery portal when the virtual machine contained a Btrfs file system.
4. Fixed an issue where hypervisors could not be edited after certificate updates due to the inability to re-trust certificates.
5. Fixed an issue where users were limited to browsing only up to two virtual machines with LDM volumes in the recovery portal.
6. Fixed an issue where the backup server would repeatedly select the same virtual machine, resulting in the inability to create tasks.

Fixed Issues (File Servers)

1. Fixed an issue where file server backup tasks could not be canceled.
2. Fixed an issue where file server backup tasks might fail when the backup service timed out.

What's new

1. Added support for VMware vSphere 8.0.
2. Added support for backing up NetApp and Nutanix file servers.
3. Added beta support for bare-metal recovery on Mac.

Fixed Issues (General Issues)

1. Fixed an issue where the domain user might not be updated in the User Delegation page.
2. Fixed an issue where the Backup Destination page couldn't display properly.
3. Fixed an issue where Windows device backup verification might fail due to insufficient memory resources.
4. Fixed an issue where backups might be skipped when the EFI partition size exceeded 1 GB.
5. Fixed an issue where the percentage of free up storage space couldn't display properly.
6. Fixed an issue where file names couldn't display properly in the restore portal.
7. Fixed an issue where the backup task would occupy DSM memory resources when the deduplication command failed.
8. Fixed an issue where Windows devices equipped with the NIC model I219-V might disconnect during backups with data transfer encryption enabled.

Fixed Issues (Mac)

1. Fixed an issue where the backup progress would get stuck.
2. Adjusted the backup mechanism to exclude volumes created by Time Machine.
3. Fixed an issue where incremental backups would fail due to referencing incorrect snapshot versions.
4. Fixed an issue where the backup agent would repeatedly attempt to establish a connection when the backup server's response time was slow.

Fixed Issues (Virtual Machines)

1. Fixed an issue where reconnected Hyper-V tasks backed up via Hyper Backup couldn't be restored to the Hyper-V host.
2. Fixed an issue where the backup reference point might impact the performance of virtual machines.

Fixed Issues (File Servers)

1. Fixed an issue where adding DSM to the domain service and using SMB Service 4.15 to add file servers could result in system crashes.

What's new

1. Added support for the following macOS versions:
   • macOS Catalina 10.15.7
   • macOS Big Sur 11
   • macOS Monterey 12
   • macOS Ventura 13
2. Added support for Windows Server 2022 Hyper-V.
3. Added support for automatically discovering new virtual machines and including them in backup tasks.
4. Added support for Linux kernel 5.15 and the following distribution:
   • Ubuntu: 22.04

Fixed Issues (General Issues)

1. Fixed an issue where users could not power on the instantly restored virtual machine after a DSM restart.

Fixed Issues (Virtual Machines)

1. Fixed an issue where the connection information of virtual machines might not be updated after the ESXi certificate was changed.
2. Fixed an issue where the virtual machine restoration might fail if the restoration disk path included single quotation marks.
3. Fixed an issue where the restoration of virtual machines containing large amount of data might fail.

Fixed Issues (Servers and Workstations)

1. Fixed an issue where the agent might crash if the customized volume setting is configured more than once.
2. Fixed an issue where Linux backup tasks might keep restarting if the device contained a corrupted xfs file system.
3. Fixed an issue where the system might recognize a Linux device as a new device when it had no Internet connection and used MAC address as its UUID.

Fixed Issues (File Servers)

1. Fixed an issue where the system might incorrectly create an empty backup version of file server tasks.

Limitations

1. Mac devices with Apple silicon that are boot from external devices are not supported.

What's new

1. Enhanced the usability of the SSL certificate that secures the connection between the agent and server.

Fixed Issues (General Issues)

1. Fixed an issue where the version list could only display up to 50 versions when there were more versions.
2. Fixed an issue where the Recovery Portal would time out when users browsed a large number of files.
3. Fixed an issue where the Overview page couldn't display properly.
4. Fixed an issue where the restoration of Windows 2008 R2 or Windows 7 physical servers to VMware might fail if the devices' disk sizes weren't 4K aligned and the backup tasks' encryption and compression features were enabled.
5. Fixed an issue where backup files might be corrupted if the swap space or the pagefile.sys file was excluded from the backup.
6. Fixed an issue where the system blocked the moving of non-Active Backup for Business backup destination shared folders to an ext4 volume.
7. Fixed an issue where the backup of Linux devices with RAID volumes might fail.

Fixed Issues (Virtual Machines)

1. Fixed an issue where users couldn't create backup tasks if they added the Hyper-V failover clusters via DDNS and the failover cluster had multiple IP addresses.
2. Fixed an issue where the backup and restoration of an SCVMM failover cluster might fail if users added the failover cluster via the HTTPS protocol.

Important Note

1. This version is replaced by version 2.4.2-2341 because the staged rollout of version 2.4.2-2339 was paused to fix some errors.

What's new

1. Added support for Windows Server 2022.
2. Added support for Linux kernel 5.10 and the following distributions:
   • RHEL: 8.4、8.5
   • Debian: 11
3. Added support for Microsoft Hyper-V failover clusters.
4. Added support for Microsoft System Center Virtual Machine Manager (SCVMM).
5. Added support for user delegation to grant non DSM admin users package operation permissions.
6. Added support for advance search on Task List pages.
7. Added support for bandwidth throttling on personal computers and physical servers within a specific IP range.
8. Supports notifying users 24 hours after a scheduled backup for computers or physical servers is missed.
9. Supports selecting and deselecting all virtual machines under a directory at once when creating backup tasks.
10. Supports restoring files and folders to personal computers or physical servers other than the backup source.
11. Modified how users exclude files from backup for file filters.
12. Increased the retry duration for personal computer and physical server backup tasks. The system will retry backup until 72 hours after a device is disconnected.

Fixed Issues (General Issues)

1. Fixed an issue where the task result was successful even when only partial data was backed up due to file system support problems.
2. Fixed an issue where users couldn't restore files to a device previously disconnected from Active Backup for Business via the Recovery Portal.
3. Fixed an issue where file restoration might fail if multiple restoration tasks are processing concurrently.
4. Fixed an issue where exporting activity logs and task history might fail.
5. Adjusted the retention policy to ensure that at least one successful backup version is kept.
6. Fixed an issue where backup templates might not be applied if users changed the capitalization of the destination shared folder name.
7. Fixed an issue where storage relink might fail.
8. Fixed an issue where users couldn't browse devices' version lists if the backup destination was encrypted.
9. Fixed an issue where the package couldn't function properly when it was installed on a Peta Volume.
10. Fixed an issue where DSM memory usage would surge when the agent retried uploading logs after the timeout.
11. Fixed an issue where backup tasks might fail if the system couldn't perform the backup file mounting test.
12. Fixed an issue where backup versions of Windows devices might become corrupted.
13. This update includes fixes to the below issues mentioned in 2.4.0-12234.
    • Fixed an issue where users couldn't open files or folders whose names contained letters with diacritical marks from Recovery Portal.

Fixed Issues (Virtual Machines)

1. Fixed an issue where Hyper-V backup tasks might fail to apply the application aware settings.
2. Fixed an issue where adding a Hyper-V server might fail when the hypervisor's storage was an external drive.
3. This update includes fixes to the below issues mentioned in 2.4.0-12234.
   • Modified the backup mechanism for virtual machines to prevent backup failure when application-aware processing isn't available on the guest operating system.
   • Fixed an issue where users couldn't add a Hyper-V failover cluster when it had multiple IP addresses.

Fixed Issues (Servers and Workstations)

1. Fixed an issue where Linux devices couldn't connect to Synology NAS when users launched the agent with command lines.
2. Fixed an issue where the first backup version might be corrupted after users rebooted their CentOS devices.

Fixed Issues (File Servers)

1. Fixed a performance issue of Snapshot Replication caused by file server backup tasks.
2. Fixed an Overview information display issue when there were ongoing file server backup tasks.
3. Fixed an issue where folders whose names start with "proc" cannot be selected as file server backup destinations.

Important Note

1. This version is replaced by version 2.4.1 because the staged rollout of version 2.4.0 was paused to fix some errors.

What's new

1. Added support for Windows 11.
2. Supports controlling the bandwidth consumption for each PC and physical server task and throttling the bandwidth of all PC and physical server tasks.
3. Supports sending activity reports to multiple email addresses.
4. Supports exporting logs, task history, and detailed activity information into .csv files.
5. Supports sending logs to a syslog server.
6. Supports waking Windows devices from sleep to perform scheduled backups.
7. Supports preventing Windows devices from entering sleep when backing up.
8. Supports shutting down Windows devices after scheduled backup tasks are done.
9. Adjusted the backup window behavior for PC backup, which will pause backup tasks instead of cancelling them.

Fixed Issues (General Issues)

1. Fixed a security vulnerability regarding hivex (CVE-2021-3504).
2. Fixed an issue where relinking might fail if the data of deleted file server tasks were still in the storage.
3. Fixed an issue where users couldn't create tasks if there were only file server tasks when they updated the package.
4. Modified the memory usage measurement to make sure that the maximum number of devices can be backed up concurrently.
5. Fixed an issue where the task status was incorrect when deleting backup tasks or versions.
6. Fixed an issue where backup tasks might fail if there were duplicate backup folders due to the daylight saving time.

Fixed Issues (Virtual Machines)

1. Fixed an issue where backup tasks might fail if there were too many snapshots of Hpyer-V Replica.
2. Fixed an issue where restoring virtual machines to a free ESXi server might fail.
3. Fixed an issue where creating a virtual machine backup tasks might fail when selecting the backup destination.
4. Fixed an issue where VMware backup tasks might fail when the system falsely detected PCI Passthrough devices.

Fixed Issues (Servers and Workstations)

1. Fixed an issue where Windows Server 2008 R2 couldn't start up when restored in VMware.

Limitations

1. Selecting the 'photo' shared folder as the backup destination for file server tasks is not supported.

What's new

1. Supports backing up and restoring Linux physical servers of the following distributions:
   • CentOS: 6.10, 7.8, 8.1
   • RHEL: 6.10, 7.8, 8.1
   • Ubuntu: 16.04, 18.04, 20.04
   • Fedora: 30, 31, 32
   • Debian: 8.0 to 10
2. Added support for VMware vSphere 7.0.
3. Supports compression and encryption at backup destinations for personal computers, physical servers, and virtual machines.
4. Supports migrating instantly restored virtual machines in Synology Virtual Machine Manager to VMware vSphere or Microsoft Hyper-V.
5. Users can now back up a maximum of 50 devices (personal computers, physical servers, and virtual machines) concurrently. The actual number varies depending on RAM capacity:
   • Less than 8 GB: 10
   • Between 8 GB and 31 GB: 30
   • 32 GB or more: 50
6. Supports customizing pre/post scripts for physical server backups .
7. Supports removing stored data when the storage is deleted.
8. Supports attaching backup reports in PDF format in report emails.
9. Supports deleting reports.
10. Supports automatically checking if the required services on VMware vSphere/Microsoft Hyper-V are properly configured when adding a hypervisor or creating a backup task.
11. Supports skipping duplicate pagefile.sys, hiberfil.sys, and swapfiles.sys files when backing up personal computers and physical servers.
12. Scheduled backup tasks for physical servers and personal computers will be canceled when the devices lose connection for over 48 hours after the tasks start.
13. Displays tasks that have been restored within the last 48 hours in "Restore Status."
14. Supports restoring file metadata along with file restoration in Active Backup for Business Portal.
15. Supports activating Synology Accounts with Google Accounts or Apple IDs.

Fixed Issues (General Issues)

1. Fixed an issue where the schedule of reports might not be editable.
2. Fixed an issue where manually creating a folder in the "@ActiveBackup" folder might cause the backup data within the manually created folder inaccessible.
3. Fixed an issue where "Backup now" might fail when the backup task was created during the forbidden backup time of the backup window.
4. Fixed an issue where the system might not properly display the finish time of backup tasks on the Activities page and the Task List tab.
5. Fixed an issue where users might not be able to download files from personal computer or physical server backups when the files are larger than 2 GB.
6. Fixed an issue where after restarting the package, restoring files from personal computer and physical server backups might fail.

Fixed Issues (Virtual Machines)

1. Fixed an issue where Microsoft Hyper-V virtual machine restoration might fail if the virtual machine used Cluster Shared Volumes.
2. Fixed an issue where Microsoft Hyper-V virtual machine backup tasks might fail if the size of the virtual machine disk was not an integer multiple of 1 KB.
3. Fixed an issue where Microsoft Hyper-V virtual machine backup tasks might fail when it was connected to Synology NAS via its hostname.
4. Fix an issue where the restoration performance might be slow when there were too many files in the destination folder.
5. Fixed an issue where the restoration might fail if the virtual machine contained a physical disk or a Raw Device Mapping (RDM).
6. Fixed an issue where Microsoft Hyper-V virtual machine restoration might fail when its Windows guest OS time format was 24-hours.
7. Fixed an issue where instantly restored virtual machines might not display in the Restore Status page if Active Backup for Business had been restarted.
8. Fixed an issue where the system might not able to perform a backup task and a retention policy at the same time.
9. Fixed an issue where backups of free ESXi servers were still full backups even when CBT was already enabled.
10. Fixed an issue where VMware backup speed might drop in certain environments.
11. Fixed an issue where VMware backup tasks might fail when the system falsely detected PCI Passthrough devices.
12. Adjusted the Hyper-V virtual disk alignment by changing it from 1 MB to 1 KB to make sure virtual machines can be backed up properly.

Fixed Issues (Servers and Workstations)

1. Fixed an issue where the system might incorrectly identify multiple devices with the same UUID when performing entire device restoration.

Limitations

1. Backup verification or Instant Restore to Microsoft Hyper-V/Synology Virtual Machine Manager isn't supported when compression or encryption at backup destinations in enabled.
2. For Microsoft Hyper-V backup tasks, Instant Restore to VMware vSphere isn't available when compression or encryption at backup destinations is enabled.

Important Note

1. Updated Active Backup for Business to 2.1.1-1125 to address the following issue reported in 2.1.1-1124 version:

• Fixed the issue where backup tasks or versions could not be deleted when the backup destination has been backed up using Hyper Backup.

What's New

1. Added support for inserting the argument to the Windows registry to avoid the UUID conflict issue.
2. Enhanced the performance of snapshots and replications when the replicated devices are running on or restoring to Synology Virtual Machine Manager.

Fixed Issues (General Issues)

1. Fixed the issue where Backup Calendar in the Overview page might not display properly after the system time reverted to standard time from daylight saving time.

Fixed Issues (Servers and Workstations)

1. Fixed the issue where the backup of a connected device might fail after the renaming of the DSM account already signed in on Synology Active Backup for Business Agent.
2. Fixed the issue where Synology NAS might not hibernate if there are connected physical servers or PCs.
3. Fixed the issue where the status of connected physical servers and PCs might display incorrectly as offline.

Fixed Issues (Virtual Machines)

1. Fixed the issue where Microsoft Hyper-V virtual machine backup and restoration might fail if the password of the hypervisor contained a comma.
2. Fixed the issue where Microsoft Hyper-V virtual machine backup and restoration might fail if the account of the hypervisor contained a space.
3. Fixed the issue where Microsoft Hyper-V machine backup might fail if there were multiple active network interface cards on Synology NAS.
4. Fixed the issue where the restoration might fail if the network interface card of a virtual machine lacked network attributes.
5. Fixed the issue where restoring VMware vSphere virtual machine with external devices might fail.
6. Fixed the issue where storage space might not be released after backed up data was deleted.
7. Fixed the issue where other backup jobs might be postponed if the system triggered the retention policy while running a backup task.

Fixed Issues (File Server)

1. Fixed the issue where the servers using different ports on the same IP address might not be added properly.

Limitation and Known Issues

1. ext3 file system is not supported to be the backup destination.

Important Note

1. This version is replaced by Active Backup for Business 2.1.1-1125 to fix an issue.

Important Note

1. Active Backup for Business 2.1.0-0993 will be gradually rolling out to global users.

2. Due to issues reported in Active Backup for Business 2.1.0-0985, version 2.1.0-0993 is released to fix the below issues.

   • Fixed an issue where PC backup tasks might not be triggered by starting up when the device had enabled Fast Startup.
   • Fixed an issue where an unknown error will be displayed when adding an unsupported Microsoft Hyper-V server.
   • Fix an issue where backing up a powered-on VMware vSphere virtual machine without CBT snapshots might fail.

Deprecations

1. Removed support for customized storage clean up settings.

Compatibility and Installation

1. Active Backup for Business 2.1.0 must be installed on Synology products running DSM 6.2 and above.

What's New

1. Added support for customizing denied and allowed backup time with backup window settings.
2. Added support for configuring the execution time of the retention policy.
3. Added support for keeping the minimum number of restore points.
4. Added support for backing up virtual machines running Microsoft Hyper-V 2016 and 2019.
5. Added support for restoring VMware vSphere virtual machine with distributed switch or with NVME controller disk.
6. Added support for PC backup triggered by events, such as PC screen locked, starting up, and user signing out.
7. Added support for inserting the argument (NAS IP address, username, password, and Active Backup for Business icon creation) to the .msi installer for mass deployment of Active Backup for Business agent.
8. Added support for volume-based restoration for PCs and physical servers.
9. Added support for offline agent update via the command line.
10. Added support for backing up external hard drives for PCs and physical servers.
11. Added support for backing up physical servers running Windows Server 2019.
12. Added support for block-level deduplication for SMB file server backup.
13. Added support for performing multiple SMB file server backup tasks concurrently.

Fixed Issues (General Issues)

1. Fixed an issue where the backup task might be suspended when the log file was too large.
2. Fixed an issue where the report schedule might not be effective after the schedule setting was configured again.
3. Fixed an issue where backup might fail when the system memory was reduced to a smaller size.
4. Fixed an issue where Instant Restore to Synology Virtual Machine Manager or backup verification might fail when the backed up device contained more than two disks.
5. Fixed an issue where Btrfs share folders without Active Backup for Business data could not be moved to an ext4 volume.

Fixed Issues (Servers and Workstations)

1. Fixed an issue where users without administrative permission could not change the restored path when restoring file/folder.
2. Fixed an issue where the additional disk which did not contain system volume might be backed up when selecting system volume backup mode.
3. Fixed an issue where restored files could not be edited after restoring files under home directory.

Fixed Issues (Virtual Machines)

1. Fixed an issue where VMware backup task might fail when the datacenter contains the "&" character.
2. Fixed an issue where VMware backup task might fail when the backed up virtual machine did not have network adapter or connection.
3. Fixed an issue where VMware backup task might fail when it was configured with only pre-script or post-script.
4. Fixed an issue where virtual machine performance might be slow when there were too many snapshots on the source virtual machine.
5. Fixed an issue where the data transfer compression might not be supported on VMware vSphere 5.5/6.0.

Fixed Issues (File Server)

1. Fixed an issue where the VSS-enabled backup task might fail when the name of source share folder contained the "$" character at the end.
2. Fixed an issue where the status of rsync file server backup task might be partial success when the source folder was empty.
3. Fixed an issue where Active Backup for Server might fail to be upgraded to Active Backup for Business when the name of backed up data contained drive letter format.

Limitation and Known Issues

1. Microsoft Hyper-V virtual machines with 5.0 configuration or previous versions are not supported.

Important Note

1. This version is replaced by Active Backup for Business 2.1.0-0993 to fix several issues.

What's New

1. Added support for backing up virtual machine running VMware vSphere (vCenter and ESXi) 6.7 version.
2. Added support for relinking copies of data and task settings of Active Backup for Business which were backed up by Synology backup solutions.
3. Enhanced the performance of global deduplication.
4. Added support for storage cleaning settings.
5. Added support for offline package activation process.
6. Supported restoring various network adapters and datastore of virtual machines.
7. Supported data transfer encryption for backing up virtual machines.
8. Greatly enhanced rsync backup performance of file servers.
9. Enhanced backup stability of virtual machines.

Fixed Issues (General Issues)

1. Fixed an issue where the shared folder containing the data of Active Backup for Business might not be moved to another volume.
2. Fixed an issue where grid settings might be lost after the package was reopened.
3. Fixed an issue where downloading multiple files at the same time through Active Backup for Business Portal might fail.

Fixed Issues (Servers and Workstations)

1. Fixed an issue where deleting backup versions might fail.
2. Fixed an issue where the failed backup task might be displayed incorrectly as successful.

Fixed Issues (Virtual Machines)

1. Fixed an issue where backing up or restoring a large amount of virtual machines might fail.
2. Fixed an issue where backing up virtual machines with "[" in their names might fail.
3. Fixed an issue where backing up virtual machines with non ASCII character in their network names might fail.
4. Fixed an issue where restoring virtual machines deployed on vSAN datastore might fail.
5. Fixed an issue where backing up or restoring a virtual machine might fail since the system was not able to identify its vSphere license correctly.

Fixed Issues (General Issues)

1. Fixed an issue where backup task hanging might occur.
2. Fixed an issue where upgrading Active Backup for Server to Active Backup for Business might fail.

Fixed Issues (Servers and Workstations)

1. Fixed an issue where zeroed blocks, under certain rare conditions, might not be applied when the network connection of a backup task is suspended and resumed.
2. Fixed an issue where the number of concurrent task, under certain rare conditions, might be incorrect when network connection is suspended and resumed.

Known Issues and Limitations

1. Active Backup for Business cannot be installed on DDSM because it does not support Active Backup for Business Portal.

What’s New

1. Introduced the new Active Backup for Business package that integrates all functions of Active Backup for Server. After upgrading to Active Backup for Business 2.0.2, Active Backup for Server will be replaced and related settings will be safety migrated to Active Backup for Business.
2. Optimised user experience.
3. Enhanced system stability and performance.
4. Enhanced the richness and the readability of UI strings.
5. Enhanced the performance of global deduplication.
6. Added package activation process.

Fixed Issues (General Issues)

1. Fixed an issue where version that encountered internet interruption may not be able to be restored to Synology Virtual Machine Manager.
2. Fixed an issue where migrate a device to VMware multiple times may cause migration failure.

Fixed Issues (Servers and Workstations)

1. Fixed an issue where agent installer might be falsely detected as malware by anti-virus softwares.
2. Fixed an issue where writing errors of changed block tracking (CBT) might cause errors in deduplication rate calculation.
3. Fixed an issue where deleting a device from the device list might fail.

Fixed Issues (Virtual Machines)

1. Fixed an issue where virtual machine backup might be suspended when backup time is long.
2. Fixed an issue where virtual machine tasks might fail to be deleted when backup destination folders do not exist.
3. Fixed an issue where virtual machine backup might fail when Python Module is installed.

Known Issues and Limitations

1. Backing up physical devices with 4kn hard disks is not fully supported on Active Backup for Business for now.
2. The shared folders on PetaSpace cannot serve as the backup destinations for Active Backup for Business.

Thai user interface is now available.

What’s new

1. Added SSH key authentication for Linux backup.
2. Added support for backing up to PetaSpace shared folders.
3. Refined the search function in Log.
4. Refined error messages. 

Fixed issue

1. Fixed an issue where Windows backup that contains junction points might lead to backup failure.
2. Fixed an issue where version rotation might not work properly when certain countries are observing Daylight Saving Time.
3. Fixed an issue where unmodified data might be repeatedly backed up in Linux multi-versioned backup and lead to inefficient storage consumption.

What’s new

1. Enhanced the backup performance of the Linux rsync shell mode over SSH.
2. Added support for single file restoration.
3. Added the option of skipping existing files/folders during restoration.

Fixed issues

1. Fixed an issue where incorrect file permissions might be assigned to backup folders.
2. Fixed an issue where Linux ackup might cause repeated data storage even when no changes are made.
3. Minor bug fixes.

Fixed issues

1. Fixed an issue where multi-versioned tasks may fail to restore when using Internet Explorer.

2. Fixed an issue where Windows backup tasks may fail when file names contain the character “%”. 

3. Minor bug fixes.

What’s new

1. Added support for triggering Windows Volume Shadow Copy Service (VSS) on multiple servers at the same time to ensure data consistency for multiple Windows server backup.

2. Added an option for enabling or disabling Windows Volume Shadow Copy Service (VSS).

3. Added support for DSM alert notifications.

4. Added support for backing up and restoring multiple rsync modules on Linux servers.

5. Added support for File Filter functions. 

6. Added support for restoring files to a custom location.

7. Enhanced task status and log with more detailed information.

8. Enhanced the performance when backing up smaller files.

Fixed issue

1. Fixed an issue where Windows backup tasks may use too much memory.

2. Fixed an issue where backing up a root folder on Windows server may fail.

3. Fixed an issue where backup versions may not be successfully rotated.

4. Minor bug fixes.