Look for two metal pins on the motherboard (often labeled TP1 , J1 , or JP1 ). While the DVR is off, use a screwdriver or tweezers to connect these pins. Keep them connected, power on the device, and wait about 60 seconds before releasing them.
For a step-by-step visual demonstration on identifying reset pins and using recovery apps, watch this tutorial: traice dvr password reset
Once you regain access, do this immediately: Look for two metal pins on the motherboard
Most modern Traice DVRs with network capability have a built-in recovery feature. power on the device