Synology DSM update 6.2.4-25556


What’s New

  1. Users can now set 10 email addresses to receive system notifications.
  2. Enhanced domain database synchronization performance by syncing only altered data.
  3. Supports bad block detection on Synology SSDs.
  4. Supports the updating of Synology HDD and SSD firmware directly via DSM.
  5. Improved fan speed control based on the Synology network interface card temperature for 19-series and newer models.

Fixed Issues

  1. Fixed an issue where the “Enable Web Assistant” option didn’t work on NVR216 and NVR1218.
  2. Fixed an issue where the date and time formats for scheduled tasks were inconsistent in the widget and system settings.
  3. Fixed an issue where scheduled tasks may fail to be executed or modified.
  4. Fixed an issue where tasks scheduled at a high frequency generated a lot of logs and occupied system partitions.
  5. Fixed an issue where the custom welcome text may differ on the preview and actual login page due to character limits.
  6. Fixed an issue where data could still be written to LUNs after the volume runs out of space.
  7. Fixed an issue where if Wi-Fi dongles are installed, some available network interfaces weren’t listed when users edit iSCSI targets.
  8. Fixed an issue where iSCSI services may be unstable when the host is too busy or when users disable iSCSI targets and ending sessions simultaneously.
  9. Fixed an issue where initiators couldn’t connect to the iSCSI target after ethernet interfaces reconnect in a high-availability cluster.
  10. Fixed an issue where packages may not operate properly when drives migrated from another Synology NAS cause volume ID conflicts.
  11. Fixed an issue where users may not be able to find their Synology NAS in My Network Places on Windows when WS-Discovery isn’t operating properly.
  12. Fixed an issue where Log Center didn’t record recycle bin enabling/disabling events.
  13. Fixed a security vulnerability regarding Sudo. (Synology-SA-21:02)
  14. Fixed multiple security vulnerabilities. (Synology-SA-21:03)



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