synoupgrade

Upgrade Synology DiskStation Manager (DSM) - the Synology NAS operating system. More information: https://www.synology.com/dsm.

• Check if upgrades are available:
  sudo synoupgrade --check
• Check for patches without upgrading the DSM version:
  sudo synoupgrade --check-smallupdate
• Download the latest upgrade available (use --download-smallupdate for patches):
  sudo synoupgrade --download
• Start the upgrade process:
  sudo synoupgrade --start
• Upgrade to the latest version automatically:
  sudo synoupgrade --auto
• Apply patches without upgrading the DSM version automatically:
  sudo synoupgrade --auto-smallupdate
• Upgrade the DSM using a patch file (should be an absolute path):
  sudo synoupgrade --patch {{/path/to/file.pat}}
• Display help:
  synoupgrade