This is an article that will show you how to reset Reolink Video Doorbell cameras. 

Applies to: Reolink Video Doorbell WiFi/PoE

Press and hold the reset button with a paperclip or your fingernail until you hear a short music or a voice prompt (only for Doorbell WiFi).

The picture below shows the place of the reset button:


Note:  Resetting the cameras by pressing the Reset button will restore your device to factory default settings. You should reinitialize the device.