Dahua Password Reset By Serial Number Link
To reset a Dahua password using the serial number, you must obtain a temporary security code from Dahua support. This process typically applies to recorders (NVR/DVR) and cameras where other recovery options (like email or QR codes) are unavailable. Password Reset Procedure via Serial Number
Default Credentials: For older models, try the default username admin with the password admin or leave the password field blank. dahua password reset by serial number
Prerequisites
- Device Serial Number (SN) – Found on a sticker on the device or via scanning the QR code on the housing.
- Dahua ConfigTool (Windows) – Download from the official Dahua support site.
- Internet connection – Required to request the reset file from Dahua’s server (via the tool).
- Admin email – An email address associated with the device during initial setup (for verification).
Warning: This method fails often due to browser security restrictions (WebSocket errors). Method 1 (ConfigTool) remains superior. To reset a Dahua password using the serial
Scan the QR code on the monitor. A security code will be sent to the recovery email address linked to the device. direct download links Device Serial Number (SN) – Found on a
If the serial number method is not supported by your firmware (versions 4.0 and above), Dahua suggests: QR Code Reset: DMSS Mobile App
- Contact Dahua support or your regional distributor.
- Provide:
- Physical label on the device or box — look for “S/N” or “Serial No.”
- If you can view the device OSD (on-screen display): System > Information.
- From the Web GUI or client software (if you can still log in as a different user): System > Device > Information.
- Use the Dahua ConfigTool on the same LAN — it can list devices and their S/N.
This is the standard procedure for obtaining a manual reset code based on your device's unique S/N. Locate the Serial Number (S/N)