Go to Settings > System > Maintenance . FW Update: Click on FW Update or Firmware Upgrade .
: Open Internet Explorer (or Edge in IE Mode) and type the IP address of your DVR into the address bar. Log in as an administrator. dvr5608ln firmware update
Double-check the sticker on the physical bottom of your DVR to confirm the exact model number. Ensure you haven't accidentally downloaded firmware for an NVR or an older analog model. The Progress Bar Hangs or Freezes Go to Settings > System > Maintenance