How To Reset Dahua Nvr Without Reset Button __top__ Direct

Some Dahua NVRs have internal UART (serial) pins on the motherboard. Using a USB-to-TTL adapter and terminal software (PuTTY, baud 115200), you can interrupt the boot process and reset the configuration partition. This is and voids warranties.

For many Dahua models lacking a reset button, the motherboard contains two specific pins or "jumpers" that can trigger a factory reset when shorted. how to reset dahua nvr without reset button

This method works only for NVRs with firmware that allows remote reset via ConfigTool. Not all models support it. Some Dahua NVRs have internal UART (serial) pins

This is rarely documented, but worth trying: For many Dahua models lacking a reset button,

⚠️ If the NVR is locked or password forgotten, this method will not work without logging in first. See Special Case below.

This method works best for NVRs with firmware older than 2020. Newer firmware has closed this backdoor for security reasons.

If you only need to reset the password because you are locked out, you don't necessarily need a full factory reset. Use these tools: DMSS Mobile App (QR Code) : On the login screen, click Forgot Password . Scan the QR code using the Tool Manager Password Resetting . A security code will be sent to your registered email. Dahua ConfigTool (XML Export) : Download the Dahua ConfigTool on a computer on the same network. Select Password Reset