DSM 6.2-23739-2 (2018-07-12)

Fixed Issues
1. Adjusted power saving mechanism to improve PCIe compatibility.
2. Fixed multiple security vulnerabilities regarding Linux kernel (Synology-SA-18:01).
3. Fixed an issue where iSCSI Manager might not open for the incompatible format of iSCSI LUN configuration files set up before DSM 5.2.
4. Enhanced package start-up performance.
5. Fixed a security vulnerability (Synology-SA-18:36).

#dsm62 #dsm_release #security_update

DSM 6.2-23739-2 (2018-07-12)

Fixed Issues

1. Adjusted power saving mechanism to improve PCIe compatibility.
2. Fixed multiple security vulnerabilities regarding Linux kernel (Synology-SA-18:01).
3. Fixed an issue where iSCSI Manager might not open for the incompatible format of iSCSI LUN configuration files set up before DSM 5.2.
4. Enhanced package start-up performance.
5. Fixed a security vulnerability (Synology-SA-18:36).


#dsm62 #dsm_release #security_update

DSM 6.2.1-23824 (2018-08-29)

What's New in DSM 6.2.1

1. Space reclamation speed of legacy Advanced LUNs is now adjustable.
2. You can now convert legacy Advanced LUNs into new Advanced LUNs, which come with instant snapshots and performance improvements.
3. Added password strength meter for creating and modifying passwords.
4. When you install or upgrade your DSM version through the Internet, it will now automatically be upgraded to the corresponding DSM version with critical and security updates.

The following models are not available due to hardware performance limitations.
11 series: RS411, DS411slim, DS411j, DS411, DS211j, DS211+, DS211, DS111
12 series: RS812, RS212, DS212j, DS212+, DS212, DS112j, DS112+, DS112
13 series: DS413j, DS413, DS213j, DS213air, DS213+, DS213
14 series: RS814, DS414slim, DS414j, DS414, RS214, DS214se, DS214+, DS214, DS114
15 series: RS815, DS215j, DS115j, DS115
16 series: DS216se

Fixed Issues

1. Fixed an issue where users may not be able to delete snapshots when the volume is full.
2. Fixed an issue where Windows may falsely detect an error on an exFAT format USB drive after it is used as the backup destination of Hyper Backup.
3. Improved Snapshot Replication package stability.
4. Fixed an issue where incorrect or incomplete update information may be displayed in the DSM Update tab.
5. Fixed an issue where a single RAID with over 24 drives may fail to assemble a RAID 5/6/F1 or SHR 1/2 storage pool.
6. Fixed an issue where boot failure might occur if the system was rebooted during the conversion process from RAID 5 to RAID 6.
7. Enhanced the compatibility of certain drives on Synology NAS and Expansion Unit models.
8. Fixed an issue where local users may fail to log in via SMB on specific Windows versions after adding their NAS to a Synology Active Directory domain.
9. Improved Windows client's clock synchronization with DSM after it is added to a Synology Active Directory domain. Upgrading Active Directory Server to version 4.4.5-0077 or above is required.
10. Modified HDD hibernation mechanism to prevent HDDs from entering hibernation when a volume is degraded, crashed, or not created.
11. Adjusted the default range of passive FTP/FTPS ports to align with maximum concurrent connections of each model.
12. Fixed multiple security vulnerabilities regarding Linux kernel (CVE-2018-1000199, CVE-2018-8897, CVE-2017-0861).
13. Fixed a security vulnerability regarding OpenSSL (CVE-2018-0739).
14. Fixed a security vulnerability regarding procps-ng (CVE-2018-1124).
15. Fixed a security vulnerability regarding ISC DHCP (CVE-2017-3144).
16. Fixed multiple security vulnerabilities (Synology-SA-18:51).
17. Minor bug fixes.

#dsm62 #dsm_release #security_update

DSM 6.2.1-23824-1 (2018-10-16)

Fixed Issues

1. Improve Package Center system mechanisms to enhance user experience.
2. Enhanced the ext4 file system stability.
3. Fixed an issue where external hard drives of WD My Book might not be recognized if DSM is rebooted while the drives are in hibernation.
4. Fixed an issue where Microsoft Office files might not be renamed in Windows File Explorer through SMB protocol.
5. Fixed an issue where the HASP package might not be usable after upgrading to DSM 6.2-23739-2 and DSM 6.2.1-23824.
6. Fixed multiple security vulnerabilities regarding Linux kernel (Synology-SA-18:44).
7. Fixed a security vulnerability (Synology-SA-18:55).
8. Fixed a security vulnerability regarding wpa_supplicant (CVE-2018-14526).
9. Fixed a security vulnerability regarding OpenSSH (CVE-2018-15473).
10. Fixed multiple security vulnerabilities regarding Samba (CVE-2018-10858, CVE-2018-10919).

#dsm62 #dsm_release #security_update

DSM 6.2.1-23824-2 (2018-12-11)

Fixed Issues

1. Fixed an issue where the SSD cache auto-protection mechanism was not able to start automatically.
2. Fixed an issue where installing package creates unnecessary package backup that occupies system space.

#dsm62 #dsm_release

DSM 6.2.1-23824-3 (2018-12-21)

Important Note
1. This update is available for manual download. Go to Download Center and select the patch for your model.
2. This update will restart your Synology NAS.

Fixed Issues
1. Fixed a security vulnerability regarding Netatalk (Synology-SA-18:62).

#dsm62 #dsm_release #security_update

DSM 6.2.1-23824-4 (2018-12-26)

Fixed Issues
1. Fixed a security vulnerability (Synology-SA-18:64).

#dsm62 #dsm_release #security_update

DSM 6.2.1-23824-6 (2019-02-19)

Fixed Issues

1. Fixed an issue where abnormal reboot while converting SHR type or expanding SHR capacity may cause the storage volume not to be properly mounted.
2. Fixed an issue where the completion of Snapshot Replication under high load environment may result in abnormal reboot.
3. Minor bug fixes.

#dsm62 #dsm_release

DSM 6.2.2-24922 (2019-03-28)

Important Note
1. This update is now available for manual download. Go to Download Center and select the patch for your model.
2. The update is expected to be available for all regions within the next few weeks, although the time of release in each region may vary slightly.
3. This update will restart your Synology NAS.
4. sMedio DTCP Move package is currently incompatible with DSM 6.2.2. This will be fixed in the next version of the package.
5. If MariaDB 5 is not installed and the built-in MySQL port is selected for a firewall rule, users will have to enable the option again.

What's New in DSM 6.2.2
1. Added the new Smart Update function and adjusted the update mechanism of DSM.
2. IHM now supports 14TB IronWolf and IronWolf Pro drives.
3. Added firmware update function of SAS controller on certain SAS models.
4. Added knowledge base article recommendations in the Support Center to help users with easy troubleshooting.
5. Domain users can now change their passwords upon DSM login when their passwords expire.
6. Added support for Integrated Windows Authentication.
7. Added support for Google LDAP services.
8. Added the new Low-Capacity Write function, which resumes LUNs from read-only status temporarily when a volume is running out of space.
9. Users can now select which advanced features to enable during iSCSI LUN creation.
10. Adjusted the warning mechanism in iSCSI Manager for insufficient volume space.
11. Users can now set up trigger time for snapshot retention policies in iSCSI Manager.
12. Users can now configure date and time formats in their personal account settings.
13. Supports SSD compatibility check on XS and FS series models.
14. Adjusted the notification mechanism for bad sectors.
15. Improved the calculating accuracy of SSD cache hit rate.
16. Users can now get a Let's Encrypt certificate automatically upon adding a new Synology DDNS.
17. Changed notification badges from numbers to red dots and modified display rules.

Fixed Issues
1. Fixed an issue where usage history may not show in Resource Monitor on certain models.
2. Fixed an issue where files cannot be re-uploaded after being deleted on macOS 10.13.
3. Fixed an issue where encrypted Excel files cannot be opened in Microsoft Office 2016 simultaneously on multiple macOS devices.
4. Shortened the time needed when domain or LDAP users log in to DSM via AFP.
5. Improved the stability of mounting exFAT external devices (exFAT package required).
6. Improved the stability of NFS protocol connection.
7. Improved the stability of Snapshot Replication when moving a large number of directories.
8. Enhanced the stability of Btrfs file system under certain high I/O loading conditions.
9. Enhanced vulnerabilities protection from KPTI to Spectre and Meltdown Protection for improved security. Applied models:
o 18-Series : DS218+, DS418play, DS718+, DS918+, DS1618+, DS3018xs, RS2418+, RS2418RP+, RS2818RP+, FS1018
o 19-Series : DS1019+, DS1819+, DS2419+, RS1619xs+
10. Fixed multiple security vulnerabilities regarding Linux kernel (CVE-2017-13168, CVE-2018-19824, CVE-2017-15649, CVE-2018-14634, CVE-2018-17182, CVE-2018-10853).
11. Fixed multiple security vulnerabilities regarding OpenSSL (CVE-2018-0732, CVE-2018-0737, CVE-2019-1559, CVE-2018-0734, CVE-2018-5407).
12. Fixed multiple security vulnerabilities regarding Spectre & Meltdown (Synology-SA-18:01).
13. Fixed multiple security vulnerabilities regarding OpenSSH (CVE-2019-6109, CVE-2019-6110, CVE-2019-6111, CVE-2018-20685).
14. Fixed a security vulnerability regarding SQLite (Synology-SA-18:61).
15. Fixed multiple security vulnerabilities regarding Samba (Synology-SA-18:47, Synology-SA-18:60).
16. Minor bug fixes.

#dsm62 #dsm_release #security_update

DSM 6.2.2-24922-1 (2019-06-11)

Fixed Issues

1. Fixed an issue where available DSM updates may not be displayed in Control Panel and Notification.
2. Fixed an issue where domain users may not be able to change their passwords when logging in through DSM.
3. Fixed an issue where joining DSM to LDAP server might fail.
4. Fixed an issue where accessing a path with special characters after enabling Mac special characters feature may result in permission error.
5. Fixed an issue where some packages' functions might fail due to file permissions being reset by Package Center.
6. Enhanced the stability of Btrfs file system under certain high I/O loading conditions.
7. Fixed an issue where there's a small chance that UPS might be disabled after rebooting.
8. Fixed an issue where reconnecting via CIFS in File Station might fail under unstable connection environment.
9. Changed the default option for system date and time format settings to YYYY-MM-dd and HH:mm respectively.
10. Fixed a security vulnerability regarding Samba (CVE-2018-16860).
11. Fixed a security vulnerability regarding libxslt (CVE-2019-11068).

#dsm62 #dsm_release #security_update

DSM 6.2.2-24922-2 (2019-07-04)

Important Note
In response to Gmail API changes, your DSM needs an update to this version to continue the functionality of sending notifications via Gmail. If you wish to skip this update, or if your Synology product model is not eligible to update to DSM 6.2, please refer to the following article which will guide you through the manual configuration: How to use Gmail SMTP server to send emails for DSM

Fixed Issues
1. Optimized the repair mechanism of RAID 6.
2. Enhanced the stability of Btrfs file system.
3. Enhanced the performance of the scheduled task to automatically empty the recycle bin.
4. Adjusted Gmail notification authentication mechanism to comply with the new Gmail API.
5. Fixed the issue where the public sharing link function might not work properly.
6. Fixed several issues which might result from the defective NVMe SSDs, such as system startup failure.
7. Fixed the issue where Google Chrome might autofill usernames and passwords into incorrect fields.
8. Fixed the issue where the encrypted shared folders could not be accessed under certain conditions.
9. Fixed the issue where the encrypted shared folders could not be mounted properly after system startup.
10. Fixed the issue where, after the restart of Synology NAS or the configuration of Synology High Availability, the domain service powered by Directory Server for Windows Domain might not work properly.

#dsm62 #dsm_release

DSM 6.2.2-24922-3 (2019-08-21)

What's New
1. Updated the protocol of Let's Encrypt to ACME V2 to enhance the stability of the registration process.

Fixed Issues
1. Fixed the issue where the system might be unable to install a package during first time installation.
2. Fixed the issue where shared folders could not be accessed via the SMB protocol if the smb.conf file was manually modified for Final Cut Pro X.
3. Improved the performance of the SMB protocol by reducing CPU usage when Synology NAS joins a domain.
4. Fixed the issue where Integrated Windows Authentication (IWA) might not work again if the protocol has been disabled before.
5. Fixed the issue where the LED indicators on the drive slots of RS4017xs+ and RS2818RP+ might not work properly.
6. Adjusted the notification mechanism to comply with the latest Gmail API.
7. Fixed the issue where duplicate entries of the same login event might be recorded at Log Center.
8. Fixed the issue where applying non-default date formats at personal settings might result in additional date information being displayed.
9. Fixed the issue where adding a Synology NAS to CMS host might result in a frozen "Checking" status and the device would not be added successfully.
10. Fixed the issue where the storage capacity of a volume could not be expanded after it was migrated to a new Synology NAS with its corresponding SSD cache.

#dsm62 #dsm_release

DSM 6.2.2-24922-4 (2019-11-05)

Fixed Issues
1. Fixed the issue where the LED indicators on the drive slots of DS118, DS218, DS218play, DS418, DS418j, and RS819 might not work properly.
2. Fixed the issue where the certificate might not work properly when the renewal has failed.
3. Fixed the issue where manually renewed certificates may not be applied to certain services.
4. Fixed a security vulnerability regarding Net-SNMP (CVE-2018-18066).
5. Fixed multiple security vulnerabilities regarding Nginx (Synology-SA-19:33).
6. Fixed multiple security vulnerabilities (Synology-SA-19:37).

#dsm62 #dsm_release #security_update

DSM 6.2.2-24922-6 (2020-03-17)

What's New
1. RS4017xs+ now supports D4EC-2666-16G memory module.

Fixed Issues

1. Improved drive migration compatibility for certain combinations of devices and DSM versions.
2. Improved the stability of iSCSI sessions on VMware hosts running EXSi 6.7 U3.
3. Fixed an issue where the system might unexpectedly reboot when users run remote virtual machines on certain models in an unstable network environment.

#dsm62 #dsm_release

DSM 6.2.3-25426 (2020-05-13)

Important Note
1. The update is expected to be available for all regions within the next few weeks, although the time of release in each region may vary slightly.
2. This update will restart your Synology NAS.
3. Removed the support for Google Cloud Print in DSM 6.2.3 and above.
4. To avoid the interruption of iSCSI service, the automatic DSM update and your power schedule to shut down may not be executed as expected if there are any active iSCSI sessions.
5. Removed TWNIC from the list of DDNS service providers on DSM 6.2.3 since TWNIC will stop accepting new registrations for DSM as of Jul. 1, 2020. Your current TWNIC DDNS services can still be used and edited but will not be available again once deleted from DSM.
6. This is the last major DSM version (6.2) that supports the video conversion to .flv and MPEG-4 Part 2 on certain models (RS814, RS214, DS414, DS414slim, DS414j, DS216se, DS215j, DS214+, DS214, DS214se, DS213j, DS120j, DS119j, DS115, DS115j, and DS114) in consideration of the termination of Adobe's support for Flash Player by the end of 2020.

What's New in DSM 6.2.3
1. Thin Provisioning LUN will become protected upon insufficient volume space, preventing clients from writing data to the LUN while allowing read-only access to the existing data.
2. Added support to sign in to DSM using a UPN (user principal name) of a domain via web portal and file protocols.
3. Added support for the option of forcing password changes for importing local users.
4. Enhanced the compatibility of the imported user list, providing clearer error messages when the imported file contains syntax errors.
5. Added support to record only the events of SMB transfer selected by the user, providing transfer logs that meet the requirements more closely.
6. Added support for client users to monitor the changes of subdirectories under shared folders via SMB protocol.
7. Added details of desktop notifications to facilitate users' timely responses.
8. Added support for external UDF file system devices.
9. Added support for the Open vSwitch option in a high-availability cluster.
10. Added support for IP conflict detection, providing logs and notifications accordingly.
11. Added support for Let's Encrypt wildcard certificates.
12. Added support to waive the need of DSM login again through an HTTPS connection after a change in client's IP address.
13. Added support for hardware-assisted locking for Thick Provisioning LUN on an ext4 volume.
14. Added support for customized footer message on DSM login pages.

Fixed Issues
1. Fixed the issue where certain cities might be mapped to incorrect time zones.
2. Fixed the issue where LDAP users could not be notified of the upcoming password expiration.
3. Fixed the issue where the upload of LDAP certificate could not overwrite the original one with the same file name.
4. Fixed the issue where the application permissions settings might not be applied properly to the Domain Users group when such group in Windows AD domain was named other than "Domain Users".
5. Fixed the issue of inaccurate time of usage history in Resource Monitor.
6. Improved system responsiveness by reducing the latency of the Btrfs file system in certain scenarios.
7. Fixed the issue where SNMP did not provide the indices of Disk and RAID correctly.
8. Fixed the issue where the recycle bin of an encrypted shared folder might not be emptied properly.
9. Enhanced the DSM login performance for multiple concurrent logins.
10. Adjusted the personal notification mechanism to comply with the latest Gmail API.
11. Fixed the issue where the iSCSI service might be interrupted when the LUN backup task is stopped.
12. Removed the function of expanding the capacity of a block LUN.

Known Issues & Limitations
1. Access to DSM via HTTPS using Google Chrome on a client device running macOS 10.15 might fail after a DSM update from an older version.

#dsm62 #dsm_release

DSM 6.2.3-25426-2 (2020-07-16)

What's New
1. Added support for Synology Expansion Unit FX2421.

Fixed Issues
1. Fixed the issue where a DS920+ or DS720+ might not enter hibernation when its connected expansion unit has entered deep sleep.
2. Fixed the issue where drive status LED indicators on a connected expansion unit might not work properly when the expansion unit wakes up from deep sleep.
3. Fixed the issue where daylight saving time might not display correctly in certain time zones (e.g., Dublin, Casablanca).
4. Fixed the issue where mounted remote shared folders on a Synology NAS may cause volumes to operate improperly or the Synology NAS unable to shut down in certain scenarios.
5. Fixed the issue where the system might incorrectly prompt "drive slot disabled” notice when a DS413 or DS213+ wakes up from deep sleep.
6. Enhanced the performance in writing a large number of files to a Btrfs volume with RAID 1 configuration using hard disk drives (HDD).
7. Fixed the issue where Synology Universal Search and Synology Drive might consume excessive CPU resources when the option "Utilize unused memory as database cache to improve (search) performance" has been enabled.
8. Fixed the issue where domain-related services might not resume working because the update of domain data could not be complete.
9. Fixed security vulnerabilities (Synology-SA-20:18).
10. Fixed the issue where the system might incorrectly prompt IP address conflict warning if a network interface card is attached to Synology NAS and the option "Reply to ARP requests if the target IP address is a local address configured on the incoming interface" is disabled.
11. Fixed the issue where the status of an Ethernet port might not be detected properly when the Ethernet port is not connected to a network cable while Open vSwitch has been enabled.

#dsm62 #dsm_release #security_update

DSM 6.2.3-25426 Update 3 (2020-12-16)

Compatibility & Installation
1. Photo Station must be updated to version 6.8.14-3501 or above to be compatible with this update.

What's New
1. Enhanced NFSv4 connection stability.
2. Increased the maximum number of IP camera channels on FS6400 to 150.

Fixed Issues
1. Fixed an issue where support ticket submissions might fail in a certain version of Google Chrome.
2. Fixed an issue where Windows 10, version 2004 virtual machines might fail to power on when users select UEFI as the firmware.
3. Fixed an issue where there might be network disconnections on Virtual DSM.
4. Enhanced the stability of SSD caches when multiple processes are accessing the same cache at the same time.
5. Fixed an issue where CMS managed servers might not connect to the CMS host after they restarted.
6. Fixed an issue where disks in Resource Monitor performance charts were not displayed in the correct sequence. Affected models include:
o 21-series: DS1621+
o 20-series: FS6400, DS1520+, DS920+, DS720+, DS420+, DS220+
7. Fixed an issue where when users access files on DSM using Windows software via SMB, system performance might be affected. This is because of Windows software's continuous attempts to access the shared folders to which it has no permissions.
8. Fixed an issue where Windows File Explorer might not update file deletion or removal in real time when folders are mounted via SMB.
9. Fixed an issue where the system might not report the power status correctly on SA3200D.
10. Fixed an issue where the setting pages after first-time DSM installation might not launch on Synology NAS models with multiple LAN ports.
11. Fixed an issue where users were not able to empty the recycle bin of the "usbshare" shared folder.
12. Fixed an issue where administrators were not able to change the "User must change password at next logon" setting via Windows RSAT.
13. Fixed an issue where domain users could not be added to built-in groups via Windows RSAT.
14. Fixed an issue where enabling the "Collect debug logs" option for SMB might result in excessive system space usage.
15. Fixed an issue where the system might send incorrect port forwarding notifications after a restart.
16. Fixed an issue where SHA-1 certificates might disappear when users click "Upgrade certificate".
17. Fixed an issue where DSM might block users' IP addresses and create excessive logs when they tried to sign in after re-installing DSM.
18. Fixed an issue where incorrect drive compatibility information was displayed after drive migration.
19. Enhanced the stability of network interface cards on certain models.
20. Fixed an issue where links in password reset emails did not work when the URLs exceed the maximum length.
21. Fixed an issue where packages did not update automatically due to dependency problems.
22. Enhanced SAS controller stability during system shutdowns.
23. Fixed multiple security vulnerabilities. (Synology-SA-20:26)
24. Supports Let's Encrypt ISRG certificates.

#dsm62 #dsm_release #security_update

DSM 6.2.3-25426 Update 3 (2020-12-16)

Update 3 повторно зарелизили.

Добавился пункт:
24. Supports Let's Encrypt ISRG certificates.

https://t.me/synology_unofficial/391

#dsm62 #dsm_release #security_update

DSM 6.2.4-25554 (2021-02-23)

Compatibility & Installation
1. Enhanced the password policy. Passwords must exclude usernames and descriptions, include both upper-case and lower-case letters as well as numerical digits. The minimum password length is 8 characters.
2. Fixed a compatibility issue between the Geminilake platform and virtual machines running Windows 10.
3. On a newly installed version of DSM, file rename and deletion log events for SMB will be enabled by default.

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)

Limitations
1. In response to the enhancement of domain database synchronization efficiency, the domain user/group list will be updated once an hour when it is created with Synology Directory Server.

#dsm62 #dsm_release #security_update

DSM 6.2.4-25556 (2021-03-22)

Important Note
1. Integrates the beep control options for degraded/crashed volumes and abnormal SSD caches.
2. The new LED indicator behavior makes the system status easier to distinguish on 15-series and newer models. (Learn more)
3. DNS Server must be updated to version 2.2.3-5028 or above to be compatible with this update.
4. LDAP Server must be updated to version 2.4.49-2515 or above to be compatible with this update.
5. This update includes fixes to the below issues mentioned in 6.2.4-25554.
- Fixed an issue where external hard drives couldn't wake from hibernation on certain platforms (Grantley, Broadwell, Broadwellnk, Purley).
- Fixed an issue where users could not sign in to Synology mobile apps after they had cleared the remembered device list in DSM 6.2.4.

Compatibility & Installation
1. Enhanced the password policy. Passwords must exclude usernames and descriptions, include both upper-case and lower-case letters as well as numerical digits. The minimum password length is 8 characters.
2. Fixed a compatibility issue between the Geminilake platform and virtual machines running Windows 10.
3. On a newly installed version of DSM, file rename and deletion log events for SMB will be enabled by default.

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)

Limitations
1. In response to the enhancement of domain database synchronization efficiency, the domain user/group list will be updated once an hour when it is created with Synology Directory Server.

#dsm62 #dsm_release #security_update