(WizSense model), or the hardware revision. Firmware is often specific to these hardware versions.
Select or browse to the file on your USB drive and click Update . xvr1b16 firmware
Firmware updates can sometimes reset your configuration. Log in with your admin credentials (default is often admin / admin or a password set during initialization) to note your settings. (WizSense model), or the hardware revision
How To Update Firmware on a Dahua Recorder | Step-by-Step Guide xvr1b16 firmware