Release Notes for Synology Chat Server

Version: 2.3.1-1742

---

Important Note

1. The update is expected to be available in all regions within the next few days. The actual time of release may vary slightly depending on the region.

Fixed Issues

1. Fixed a security vulnerability.

Version: 2.3.0-1738

---

Compatibility and Installation

1. This version requires DSM 6.2.2-24922 and above.
2. If Node.js v12 was not installed, the system will automatically install it after the update to ensure package functionality.
3. Please install Synology Chat mobile app 2.7.0 to be compatible with the new message modification rule.

Important Notes

1. Importing channels and conversations from Slack is no longer supported.

What's New

Synology Chat Admin Console

1. Added the option to allow the modification of all messages or only messages sent within the last 24 hours, or disallow the modification of any messages. The default will be set to "Sent in the last 24 hours" after updating to this version.
2. Supports automatically adding users from account systems into Synology Chat. Enabling this option allows all users to see news users in the user list of Chat immediately after they are given privileges.
3. Support forcing domain users to use full name from the domain as nickname. Enabling this option, domain users will not be able to change the settings for display name.

Synology Chat

1. Supports the modification of all messages or only messages sent within the last 24 hours, or disallow modifications altogether, depending on the rule set in Synology Chat Admin Console.
2. Supports the playback of .aac audio files.
3. Improved the performance when a large number of members entered a channel at the same time with an enhanced cache mechanism.

Fixed Issues

1. Fixed an issue where users with valid username might be seen as invalid users and fail to sign in.
2. Fixed an issue where search results might not show completely.
3. Fixed a security vulneribility.

Version: 2.2.1-1505

---

Fixed Issues

1. Fixed the issue where the accented character "ą" might not be produced when entering the correct keys (right Alt + a) on a Polish keyboard.
2. Fixed the issue where guests might be invited to the wrong channel.
3. Minor bug fixes.

Version: 2.2.0-1432

---

Important Note

1. Synology Chat Server package is previously named Synology Chat.
2. Synology Chat Server 2.2.0 can be installed only on Synology NAS running DSM 6.1 and above.

What's New

1. Supports inserting file links directly from Synology Drive installed on the same server.
2. Supports removing messages completely from the database to meet GDPR standards.
3. Supports automatically deleting older messages from a specified period.
4. Supports insertng emojis into the text field via entering related words.
5. Added the options to close and hide channels in Synology Chat Admin Console.
6. Added the option to set a channel notification setting as default in Synology Chat.
7. Supports signing in with accounts that contain blank characters.
8. Supports importing users automatically from directory services and updating user permissions.
9. Optimized the notification system by removing system messages from unread messages.

Fixed Issues

1. Fixed an issue where unread threads might be difficult to find.
2. Fixed an issue where the server might not be able to support the constant use of chat mentions in channels.
3. Fixed issues relating to channel management features.
4. Minor bug fixes.

Version: 2.1.0-1228

---

1. Thai user interface is now available.
2. Fixed an issue where users might fail to set up certain email address formats.

Version: 2.1.0-1225

---

New features

• Supports accessing conversations with disabled users.

• Optimized the layout of reduced size window.

• Supports using Calendar plug-in to manage tasks.

• Supports collapsing channel/conversation lists.

• Supports switching the display name of users.

Fixed issues

• Fixed an issue where creating scheduled messages, reminders, and votes might fail when time format is set to 12-hour time.

• Fixed an issue where notification of new threaded messages might not be cleared.

• Fixed an issue where the display of thread on the right-hand column might be abnormal.

• Fixed an issue where copying photos on web browser then pasting to Chat might fail.

• Fixed an issue where database upgrade might fail after switching the account system.

• Fixed an issue where global search across all channels might fail.

• Fixed an issue where searching group conversation by username might fail.

• Minor bug fixes.

Version: 2.0.0-1124

---

What’s new

1. Officially supports Chat desktop application.
2. Supports poll creation to timely collect feedback from the members in a channel or conversation.
3. Supports message scheduling to automatically send messages on the scheduled time.
4. Supports message forwarding to effortlessly forward messages to one or multiple channels and conversations.
5. Supports message reminders, allowing you to receive push notifications on important messages at specific time.
6. Supports message threads, allowing you to directly comment on specific messages and receive notifications on the latest updates regarding the subscribed and joined threads.
7. Supports bot integration, allowing one-to-one conversations with bots to assist enterprises in automated information management.
8. Supports third-party video conference applications including appear.in, Jitsi, and JumpChat, allowing you to start video conferences in channels or conversations through slash commands.
9. Supports Google Safe Browsing to automatically check the safety of the posted URLs and trigger warnings for unsafe URLs.
10. Supports editing the messages that were not successfully sent during network disconnection, and allowing them to be manually resent after network reconnection.
11. Supports turning off an URL’s thumbnail prefetching function.
12. Supports administrators to search and delete messages in Chat Admin Console.
13. Supports Webhook messaging logs in Chat Admin Console.

Improvements

1. Enhanced the performance of channel switching.

Fixed issues

1. Fixed an issue where the list of members might not be correctly displayed after a conversation is upgraded to private channel.
2. Fixed an issue where emoji name might be incorrect.
3. Fixed an issue where the message notifications from Chat plugins might not be correctly shown.
4. Fixed an issue where importing Slack information containing Chinese channel name might fail.
5. Fixed an issue where accounts with invalid email address might not be able to login successfully.   
6. Fixed multiple security vulnerabilities (Synology-SA-17:78).
7. Fixed an issue where users’ disabled/ enabled status might be abnormal after switching the account system.
8. Minor bug fixes.

Upgrade

1. To enhance the performance of the Lookup feature offered for administrators, the message database will be updated during the upgrade and thus longer processing time may be required.

Version: 1.1.1-0902

---

1. Improved the stability when using Chat on Safari browser.
2. Fixed an issue where playing videos via Video Station plugin might fail.
3. Fixed an issue where accessing to public channels might fail when Chat has been idle for a while.
4. Minor bug fixes.

Version: 1.1.0-0806

---

What’s New

1. Supports creating guest accounts for external users, allowing them to join discussions.
2. Supports archiving the previous messages in a channel, giving current members the flexibility to decide whether they want new members to see those messages.
3. Supports creating events in Synology Calendar by clicking the dates/time mentioned in Chat messages (Synology Calendar and Chat should run on the same Synology NAS).
4. Supports adding snippets in plain text or in code formats.
5. Supports selecting time zone in profile settings, allowing your local time to be shown on your profile.
6. Supports setting a daily snooze schedule.
7. Supports slash command for outgoing webhooks.
8. Supports webhook URL for LINE.
9. Supports promoting personal conversations to private channels, allowing multiple members to join the channels.
10. Supports closing the channels.
11. Supports searching the deleted messages from Lookup in Chat Admin Console.
12. Supports encrypting messages before sending them to 3rd-party push notification servers, thereby enhancing data security.
13. Supports displaying nickname in push notifications.

Improvements

1. Enhanced user interface performance.
2. Enhanced system stability.

Fixed Issues

1. Fixed the security vulnerability of SSRF.
2. Fixed an issue where Chat on Safari might fail to operate after idling for a lengthy period of time.
3. Fixed an issue where emoji cannot be normally displayed on Internet Explorer and Edge browsers.

Version: 1.0.2-0159

---

Fixed issues

Fixed an issue where Chat may disconnect when Safari enters idle mode on macOS.

Version: 1.0.1-0158

---

(2017-01-18)

Fixed Issues

1. Related physical files will be deleted when removing a message.
2. Fixed a latency issue when typing messages after opening the emoji panel in Firefox.
3. Fixed an issue where a text box pasted into Chat from PowerPoint may be wrongly displayed as an image.
4. Fixed an issue where first time login may fail for imported users.
5. Fixed an issue where desktop push notifications may fail when logging in as a LDAP user.
6. Enhanced the UI performance when opening the emoji panel.
7. Optimized client side memory consumption.

Version: 1.0.0-0127

---

(2016-12-01)

Fixed issues

1. Fixed an issue where some strings are not properly translated.
2. Usability enhancements.

Version: 1.0.0-0126

---

(2016-11-24)

Compatibility and Installation

1. Synology Chat 1.0.0 can only be installed on Synology products running DSM 6.0.2 onward.
2. Synology Application Service and Node.js v4 are required packages before installing Synology Chat 1.0.0.
3. An import function is available for administrators to migrate old messages from Slack.

What’s new

Instant Messaging
1. Synology Chat provides an instant messaging service on mainstream browsers as well as in iOS and Android.
2. Use emojis and stickers to express yourself more directly.
3. React on messages using emojis.
4. Simple markdown code is supported on browser based Chat for formatting your messages.
5. Drag and drop a file in Synology Chat to share with your colleagues.
6. For a personal or temporary communication, creating a conversation is very convenient.
7. Create channels for team-oriented discussions.
8. Encryption is supported for encrypting the messages in channels and conversations stored on the server.
9. Send push notifications by mentioning specific people in a channel using @ symbol.
10. Delay push notifications in Synology Chat by choosing to snooze for a set period of time.
11. Alarm sound for browser notification is supported.
12. Uploaded video and audio can be played directly in Synology Chat.
13. Shared YouTube links can be played directly in Synology Chat.
14. Page up and page down operations are available for keyboard navigation.
Information Management
1. Use hashtags to tag specific messages.
2. Use bookmarks to mark specific messages for your own use.
3. Add messages to Posts to allow comments for further discussion.
4. Use various search operators to identify specific messages with the search function.
5. Within channels, Synology Chat will filter out all files and URLs that have been shared.
Integration
1. Incoming and outgoing webhooks are supported for integrating external information.
2. Synology Chat will notify you of comments, mentions, and shared files in Synology Office.
3. Monitor folders in Synology Office by binding channels with folders in Synology Office. Synology Chat will notify you upon the addition or removal of files in the folder.
4. Chat Plugin is available for chatting on Synology MailPlus and Synology Office installed on the same NAS.

Limitation & Known Issues

1. To use Synology Chat in Safari, make sure you have disabled the Content Security Policy (CSP) in DSM > Control Panel > Security.
2. File download/upload for encrypted channels is not supported in Safari.

Version: 2.4.1-22111

---

Compatibility & Installation

1. Synology Chat Server 2.4.1-22111 requires DSM 7.2 and above.
2. Synology Chat Server 2.4.1-22111 requires node.js v18.

Fixed Issues

1. Fixed multiple security vulnerabilities (CVE-2021-3935, CVE-2022-41940).
2. Enhanced performance and stability.

Version: 2.3.1-1742

---

Important Note

1. The update is expected to be available in all regions within the next few days. The actual time of release may vary slightly depending on the region.

Fixed Issues

1. Fixed a security vulnerability.

Version: 2.4.0-11977

---

Important Note

1. The update is expected to be available in all regions within the next few days. The actual time of release may vary slightly depending on the region.

Compatibility and Installation

1. Updated to be compatible with DSM 7.1 Beta.
2. Synology Chat will perform database optimization during the update. The time it takes to update depends on the number of channels created. Please reserve 20 minutes for this update to avoid disruption for users.

What's New

1. Added the Find function (hotkey: Ctrl+K) for looking up conversations and channels while unread messages are displayed at the top.
2. Supports grouping unread messages at the top.
3. Improved the time it takes to back up Synology Chat using Hyper Backup.
4. Added a quick markdown syntax guide to the message input field.
5. Enhanced the message input field for more convenient operations.

Fixed Issues

1. Fixed an issue where backing up via Hyper Backup might fail when there were a large number of channels.
2. Fixed an issue where the "My Space" conversation was missing for some users.
3. Fixed an issue where the unread message count might be incorrect.
4. Fixed a security vulnerability.

Version: 2.3.1-11740

---

Important Notes

1. The update is expected to be available in all regions within the next few days. The actual time of release may vary slightly depending on the region.

Fixed Issues

1. Fixed a security vulnerability.

Version: 2.3.0-11738

---

Compatibility and Installation

1. Updated to be compatible with DSM 7.0.
2. If Node.js v12 was not installed, the system will automatically install it after the update to ensure package functionality.
3. Importing channels and conversations from Slack is no longer supported.

What's New

Synology Chat Admin Console

1. Added the option to allow the modification of all messages or only messages sent within the last 24 hours, or disallow the modification of any messages. The default will be set to "Sent in the last 24 hours" after updating to this version.
2. Supports automatically adding users from account systems into Synology Chat immediately after the users are given privileges.

Synology Chat

1. Supports the modification of messages sent within the last 24 hours or all messages based on the settings configured in Synology Chat Admin Console.
2. Supports the playback of .aac audio files.
3. Improved the performance when entering a channel with a large number of members with an enhanced cache mechanism.

Version: 2.3.0-1738

---

Compatibility and Installation

1. This version requires DSM 6.2.2-24922 and above.
2. If Node.js v12 was not installed, the system will automatically install it after the update to ensure package functionality.
3. Please install Synology Chat mobile app 2.7.0 to be compatible with the new message modification rule.

Important Notes

1. Importing channels and conversations from Slack is no longer supported.

What's New

Synology Chat Admin Console

1. Added the option to allow the modification of all messages or only messages sent within the last 24 hours, or disallow the modification of any messages. The default will be set to "Sent in the last 24 hours" after updating to this version.
2. Supports automatically adding users from account systems into Synology Chat. Enabling this option allows all users to see news users in the user list of Chat immediately after they are given privileges.
3. Support forcing domain users to use full name from the domain as nickname. Enabling this option, domain users will not be able to change the settings for display name.

Synology Chat

1. Supports the modification of all messages or only messages sent within the last 24 hours, or disallow modifications altogether, depending on the rule set in Synology Chat Admin Console.
2. Supports the playback of .aac audio files.
3. Improved the performance when a large number of members entered a channel at the same time with an enhanced cache mechanism.

Fixed Issues

1. Fixed an issue where users with valid username might be seen as invalid users and fail to sign in.
2. Fixed an issue where search results might not show completely.
3. Fixed a security vulneribility.

Version: 2.2.1-1505

---

Fixed Issues

1. Fixed the issue where the accented character "ą" might not be produced when entering the correct keys (right Alt + a) on a Polish keyboard.
2. Fixed the issue where guests might be invited to the wrong channel.
3. Minor bug fixes.

Version: 2.2.0-1432

---

Important Note

1. Synology Chat Server package is previously named Synology Chat.
2. Synology Chat Server 2.2.0 can be installed only on Synology NAS running DSM 6.1 and above.

What's New

1. Supports inserting file links directly from Synology Drive installed on the same server.
2. Supports removing messages completely from the database to meet GDPR standards.
3. Supports automatically deleting older messages from a specified period.
4. Supports insertng emojis into the text field via entering related words.
5. Added the options to close and hide channels in Synology Chat Admin Console.
6. Added the option to set a channel notification setting as default in Synology Chat.
7. Supports signing in with accounts that contain blank characters.
8. Supports importing users automatically from directory services and updating user permissions.
9. Optimized the notification system by removing system messages from unread messages.

Fixed Issues

1. Fixed an issue where unread threads might be difficult to find.
2. Fixed an issue where the server might not be able to support the constant use of chat mentions in channels.
3. Fixed issues relating to channel management features.
4. Minor bug fixes.

Version: 2.1.0-1228

---

1. Thai user interface is now available.
2. Fixed an issue where users might fail to set up certain email address formats.

Version: 2.1.0-1225

---

New features

• Supports accessing conversations with disabled users.

• Optimized the layout of reduced size window.

• Supports using Calendar plug-in to manage tasks.

• Supports collapsing channel/conversation lists.

• Supports switching the display name of users.

Fixed issues

• Fixed an issue where creating scheduled messages, reminders, and votes might fail when time format is set to 12-hour time.

• Fixed an issue where notification of new threaded messages might not be cleared.

• Fixed an issue where the display of thread on the right-hand column might be abnormal.

• Fixed an issue where copying photos on web browser then pasting to Chat might fail.

• Fixed an issue where database upgrade might fail after switching the account system.

• Fixed an issue where global search across all channels might fail.

• Fixed an issue where searching group conversation by username might fail.

• Minor bug fixes.

Version: 2.0.0-1124

---

What’s new

1. Officially supports Chat desktop application.
2. Supports poll creation to timely collect feedback from the members in a channel or conversation.
3. Supports message scheduling to automatically send messages on the scheduled time.
4. Supports message forwarding to effortlessly forward messages to one or multiple channels and conversations.
5. Supports message reminders, allowing you to receive push notifications on important messages at specific time.
6. Supports message threads, allowing you to directly comment on specific messages and receive notifications on the latest updates regarding the subscribed and joined threads.
7. Supports bot integration, allowing one-to-one conversations with bots to assist enterprises in automated information management.
8. Supports third-party video conference applications including appear.in, Jitsi, and JumpChat, allowing you to start video conferences in channels or conversations through slash commands.
9. Supports Google Safe Browsing to automatically check the safety of the posted URLs and trigger warnings for unsafe URLs.
10. Supports editing the messages that were not successfully sent during network disconnection, and allowing them to be manually resent after network reconnection.
11. Supports turning off an URL’s thumbnail prefetching function.
12. Supports administrators to search and delete messages in Chat Admin Console.
13. Supports Webhook messaging logs in Chat Admin Console.

Improvements

1. Enhanced the performance of channel switching.

Fixed issues

1. Fixed an issue where the list of members might not be correctly displayed after a conversation is upgraded to private channel.
2. Fixed an issue where emoji name might be incorrect.
3. Fixed an issue where the message notifications from Chat plugins might not be correctly shown.
4. Fixed an issue where importing Slack information containing Chinese channel name might fail.
5. Fixed an issue where accounts with invalid email address might not be able to login successfully.   
6. Fixed multiple security vulnerabilities (Synology-SA-17:78).
7. Fixed an issue where users’ disabled/ enabled status might be abnormal after switching the account system.
8. Minor bug fixes.

Upgrade

1. To enhance the performance of the Lookup feature offered for administrators, the message database will be updated during the upgrade and thus longer processing time may be required.

Version: 1.1.1-0902

---

1. Improved the stability when using Chat on Safari browser.
2. Fixed an issue where playing videos via Video Station plugin might fail.
3. Fixed an issue where accessing to public channels might fail when Chat has been idle for a while.
4. Minor bug fixes.

Version: 1.1.0-0806

---

What’s New

1. Supports creating guest accounts for external users, allowing them to join discussions.
2. Supports archiving the previous messages in a channel, giving current members the flexibility to decide whether they want new members to see those messages.
3. Supports creating events in Synology Calendar by clicking the dates/time mentioned in Chat messages (Synology Calendar and Chat should run on the same Synology NAS).
4. Supports adding snippets in plain text or in code formats.
5. Supports selecting time zone in profile settings, allowing your local time to be shown on your profile.
6. Supports setting a daily snooze schedule.
7. Supports slash command for outgoing webhooks.
8. Supports webhook URL for LINE.
9. Supports promoting personal conversations to private channels, allowing multiple members to join the channels.
10. Supports closing the channels.
11. Supports searching the deleted messages from Lookup in Chat Admin Console.
12. Supports encrypting messages before sending them to 3rd-party push notification servers, thereby enhancing data security.
13. Supports displaying nickname in push notifications.

Improvements

1. Enhanced user interface performance.
2. Enhanced system stability.

Fixed Issues

1. Fixed the security vulnerability of SSRF.
2. Fixed an issue where Chat on Safari might fail to operate after idling for a lengthy period of time.
3. Fixed an issue where emoji cannot be normally displayed on Internet Explorer and Edge browsers.

Version: 1.0.2-0159

---

Fixed issues

Fixed an issue where Chat may disconnect when Safari enters idle mode on macOS.

Version: 1.0.1-0158

---

(2017-01-18)

Fixed Issues

1. Related physical files will be deleted when removing a message.
2. Fixed a latency issue when typing messages after opening the emoji panel in Firefox.
3. Fixed an issue where a text box pasted into Chat from PowerPoint may be wrongly displayed as an image.
4. Fixed an issue where first time login may fail for imported users.
5. Fixed an issue where desktop push notifications may fail when logging in as a LDAP user.
6. Enhanced the UI performance when opening the emoji panel.
7. Optimized client side memory consumption.

Version: 1.0.0-0127

---

(2016-12-01)

Fixed issues

1. Fixed an issue where some strings are not properly translated.
2. Usability enhancements.

Version: 1.0.0-0126

---

(2016-11-24)

Compatibility and Installation

1. Synology Chat 1.0.0 can only be installed on Synology products running DSM 6.0.2 onward.
2. Synology Application Service and Node.js v4 are required packages before installing Synology Chat 1.0.0.
3. An import function is available for administrators to migrate old messages from Slack.

What’s new

Instant Messaging
1. Synology Chat provides an instant messaging service on mainstream browsers as well as in iOS and Android.
2. Use emojis and stickers to express yourself more directly.
3. React on messages using emojis.
4. Simple markdown code is supported on browser based Chat for formatting your messages.
5. Drag and drop a file in Synology Chat to share with your colleagues.
6. For a personal or temporary communication, creating a conversation is very convenient.
7. Create channels for team-oriented discussions.
8. Encryption is supported for encrypting the messages in channels and conversations stored on the server.
9. Send push notifications by mentioning specific people in a channel using @ symbol.
10. Delay push notifications in Synology Chat by choosing to snooze for a set period of time.
11. Alarm sound for browser notification is supported.
12. Uploaded video and audio can be played directly in Synology Chat.
13. Shared YouTube links can be played directly in Synology Chat.
14. Page up and page down operations are available for keyboard navigation.
Information Management
1. Use hashtags to tag specific messages.
2. Use bookmarks to mark specific messages for your own use.
3. Add messages to Posts to allow comments for further discussion.
4. Use various search operators to identify specific messages with the search function.
5. Within channels, Synology Chat will filter out all files and URLs that have been shared.
Integration
1. Incoming and outgoing webhooks are supported for integrating external information.
2. Synology Chat will notify you of comments, mentions, and shared files in Synology Office.
3. Monitor folders in Synology Office by binding channels with folders in Synology Office. Synology Chat will notify you upon the addition or removal of files in the folder.
4. Chat Plugin is available for chatting on Synology MailPlus and Synology Office installed on the same NAS.

Limitation & Known Issues

1. To use Synology Chat in Safari, make sure you have disabled the Content Security Policy (CSP) in DSM > Control Panel > Security.
2. File download/upload for encrypted channels is not supported in Safari.