: While the unit is powered on, press and hold the reset button for 10–30 seconds .

Before attempting any reset, disconnect the DVR from the internet (unplug the Ethernet cable). An internet connection can sometimes lock the device further if it attempts to sync with a cloud server using the wrong credentials.

: The system should beep and restart, launching the first-run wizard where you can create a new password. 3. Master Passwords and Generators

: Open the DVR casing and look for a physical reset button or pinhole on the motherboard.