General: How to change Synology NAS admin & user password?

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• How do I sign in to DS file on Android and transfer files securely?
• How do I access a Synology NAS remotely without exposing unnecessary services?
• Hyper Backup reports insufficient destination quota even though the remote NAS has free space. What should I check?
• DSM says there is insufficient system capacity for an update, but my volume has free space. Why?
• Universal Search is using a lot of Synology CPU. How do I check whether indexing is responsible?
• Synology SMB3 Multichannel is enabled but file copies still use one network link. What should I check?
• Why can I not delete a file or shared folder protected by Synology WriteOnce?
• How do I enable Synology NFS access and fix a mount or permission failure?
• How do I set Synology shared-folder permissions and resolve an unexpected Access Denied?
• How do I find a USB device's VID and PID before checking Synology compatibility?
• Reset a Synology NAS: Mode 1 login recovery vs Mode 2 DSM reinstall
• How to submit a Synology support request from DSM
• Synology SHR vs RAID: fault tolerance, mixed drives and expansion
• Synology MailPlus Server setup: DNS, mailboxes and delivery checks
• Synology FTP, FTPS and SFTP setup and connection checks
• Windows error 1219 appears when I map a second Synology share. How can I reconnect?
• DSM rejects the correct six-digit verification code. Could the time be wrong?
• How do I reconnect Hyper Backup to an existing .hbk backup without starting a new archive?
• Active Backup for Business recovery media cannot see my SSD or network adapter. What should I do?
• Can I move the drives from a failed Synology NAS into a replacement model?
• My HEVC videos upload to Synology Photos but will not play in the browser. How do I fix this?
• Why is Delete unavailable for an immutable Synology snapshot?
• DSM says Test mail failed to send. How do I restore email notifications?
• Synology Drive file versions use far more space than my documents. How do I reduce them safely?
• A Synology Drive file is locked or read-only. Who can unlock it?
• Hyper Backup cannot connect to its destination even though the remote NAS opens in a browser. What should I check?
• Why does Synology Drive keep creating conflict copies of my documents?
• My Synology NAS will not power on. How can I check the power supply safely?
• Why does Synology Active Backup for Business show my PC as offline when it is switched on?
• Why does deleting a Synology Hyper Backup version free less space than expected?
• DS cam shows recordings but sends no motion notifications. What should I check?
• Why is a person missing from the People album in Synology Photos?
• How do I arrange Synology warranty service through ACE and prepare a vendor case?
• Why does Secure SignIn fail to connect after I scan the Approve sign-in QR code?
• Why do my H.265 cameras still record but show a black screen or unsupported-format message on one computer?
• Why can I not add my existing Surveillance Station camera licence to a replacement NAS?
• Why can I watch a Surveillance Station camera live but not find the expected recordings?
• Why does a Surveillance Station camera keep disconnecting while the NAS remains online?
• Why does my Container Manager app stop with permission denied for a mapped folder?
• How do I troubleshoot Active Backup for Business error 0x80042301 on a Windows computer?
• Why is Hyper Backup skipping backups with a timeout waiting for integrity check message?
• Why does Synology Photos stop backing up when my phone screen locks?
• Why can I see Synology Drive files but not open them when I am offline?
• Why can Windows 11 24H2 no longer open my Synology shared folders?
• Why is my Synology volume still full after I delete files?
• Why did my Synology storage pool grow but my volume stay the same size?
• How do I fix a Synology Drive SSL certificate warning without losing my sync tasks?
• Why are photos missing or showing blank thumbnails in Synology Photos?
• Why is Synology QuickConnect slow when my local NAS connection is fast?
• Can I use third-party hard drives in a 2025 Synology DiskStation Plus running DSM 7.3?
• Why does Synology Drive say up to date when some files are missing?
• Resolving Synology NAS Resource Monitor Issues
• How to Enhance the Security of Your Synology NAS
• Swapping Hard Drive Bay Placement in Synology NAS
• NVR: How to enable GPU acceleration on Surveillance Station Client
• NVR: Is Surveillance Station web player compatible with my browser and client operating system?
• Guide: Synology Administrator Training
• White Paper: CMS Failover in Surveillance Station 8.0.0 and above
• General: How to retrieve Synology System Log?
• DS file (iOS)
• What can I do to enhance the wireless transfer performance of my Synology Router?
• General: What can I do to fix slow SMB file transfers on OS X 10.11.5?
• General: Why can't I use Hyper-V over SMB3 to perform Windows Backup on my Synology NAS?
• General: Why can't I use HTTP to configure browser push notifications?
• Storage: How do I enable file self-healing on DSM?
• File Sharing: How to create a Shared Folder?
• NVR: Which Surveillance Station features are currently not available on NVR216 Local Display, VS360HD, and Surveillance Station Client?
• NVR: How do I choose the right PC for Surveillance Station Live View?
• General: Upgrading DS1815+ RAM
• Backup: How to back up your Synology NAS
• NVR: How to make an attempt to install an unsupported IP camera in Surveillance Station? (New)
• Network: Synology Set up OpenVPN on Windows
• File Sharing: Store files to Synology NAS from a Mac computer within the local network
• Network: Synology Set up OpenVPN on Mac
• White Paper: Synology High Availability (SHA) - Shared Storage
• General: Not able to access to Synology NAS
• Backup & Restore: How to use Cloud Station to backup my PC folder? (For Windows users)
• NVR: How to export IP camera configuration on Synology Surveillance Station?
• Backup & Restore: What backup tasks are monitored by Hyper Backup Vault?
• General: How do I find the suitable Synology NAS to run MailPlus?
• File Sharing: How to map network drives from your Synology NAS Using Synology Assistant?
• NVR: How to operate the fisheye dewarping feature in Surveillance Station?
• Storage: SSD Cache*
• General: How to migrate Evernote notebooks to Note Station?
• Storage: RAID Scrubbing*
• General: Why does my Synology NAS have a single volume size limitation of 16TB?
• Virtualization: Configuring iSCSI port binding with multiple NICs in one vSwitch for VMware ESXi 5.x and 6.0.x
• Virtualization: Considerations for using software iSCSI port binding in ESX/ESXi (2038869)
• NVR: How to customize the transport protocol for my IP camera?
• NVR: How to make an attempt to install an unsupported IP camera in Surveillance Station?
• Multimedia: Can my Synology NAS transcode 4K videos for my device?
• Installation: How do I install an SSD into my Synology NAS for the best SSD cache performance?
• Storage: Which file system should I use to create a volume?
• Virtualization: How to Use Port Binding to Configure Multipathing on VMware for Synology NAS?
• General: Which Synology NAS models support WOL (Wake on LAN)?
• Application: How to connect to Synology's VPN Server using a Windows PC or Mac?
• Backup & Restore: How to retrieve backup files with Hyper Backup Explorer (Windows/Mac/Linux)?
• Cloud Service: How to back up the data in my Google Drive with Synology?
• General: How to fix if my Windows cannot access shared folder?
• General: What is the width of my RackStation server?
• Multimedia: How to embed Photo Station to WordPress, Joomla, Drupal, and other websites?
• Virtualization: How to use iSCSI Targets on Mac computers?
• Storage: How to create a Volume?
• General: What stops my Synology NAS from entering System Hibernation?
• General: How to migrate emails from other mail servers to Synology MailPlus Server?
• General: How to login to DSM with root permission via SSH/Telnet?
• General: How to migrate Synology Mail Server to MailPlus Server?
• Network: LAN/Internet
• Application: Application Portal
• General: What type of fan speed modes are available on my Synology NAS?
• General: Can I create a high-availability cluster with two different Synology NAS servers?
• Storage: How to repair a Volume or Disk Group?
• Application: How to create and manage your to-do list with Note Station?
• Application: How to install and use the Google Chrome App for Note Station?
• General: Why does Security Advisor inform me of modified system files?
• Storage: Which models have limited support to Synology Hybrid RAID (SHR)?
• SRM: How come the "Oops! Website blocked!" page does not pop up even when a website has been blocked by my custom Web-filter?
• Cloud Service: How to back up the data on your Synology NAS to the public cloud?
• Application: How to install applications with Package Center?
• Virtualization: How to Use iSCSI Targets on VMware ESXi Server with Multipath Support?
• General: What is Synology DDNS Service?
• General: What kind of CPU does my Synology NAS have?
• Application: How to set up VPN Server in Synology NAS?
• File Sharing: Store files to Synology NAS from a Windows PC within the local network
• White Paper: Synology High Availability (SHA)
• Multimedia: Can my Synology NAS transcode videos for my device?
• Storage: Does the eSATA port of Synology products support eSATA disk enclosures with port multipliers?
• Backup & Restore: What backup software does my Synology NAS support?
• Storage: Which Synology DiskStation/RackStation can I use with Synology Expansion Units?
• SRM: Can Synology Router RT1900ac works with Singtel Mio TV?
• File Sharing: How can I use File Station to access files on my Mac computer?
• NVR: What joystick does Synology Surveillance Station support?
• Application: What is Synology Cloud Sync Decryption Tool?
• Storage: How to increase Synology Storage Raid rebuild speed?
• General: Why are the LED indicators on the LAN ports of my Synology NAS not working?
• Network: How to register Synology DNS server IP with Singtel Aztech Router?
• NVR: Why is Surveillance Station plugin deactivated after the installation? (NPAPI issue for Google Chrome version 44 and older)
• NVR: How do I install Surveillance Station plugin on Internet Explorer to enable Surveillance Station Live View?
• General: Unable to map network drive - System Error 67
• Storage: Choose a RAID Type
• White Paper: Synology QuickConnect
• Backup & Restore: How to use Cloud Station to sync files between Synology NAS and Windows computers
• General: What can I do if the STATUS LED keeps flashing in orange?
• NVR: How to add camera to Synology Surveillance Station?
• General: How to create a high-availability configuration with Synology NAS?
• General: Why are Skype and MSN push notifications no longer supported in DSM?
• Application: How to join the Synology NAS to the LDAP directory service
• Storage: How can I recover data from my DiskStation using a PC?
• General: How to choose the right HDD for my Synology NAS?
• General: What is the RESET button on the Synology product for?
• General: What USB3.0 external storage devices are supported by Synology NAS?
• General: What network ports are used by Synology services?
• General: What UPS (Uninterruptible Power Supply) devices do Synology product support?