Due to security hardening upgrades, modern Dahua devices no longer use generic master passwords based on the date and serial number.
Check your email inbox (including the spam folder) for a message containing a . Return to your Dahua login screen or ConfigTool interface. dahua password reset by serial number
Click on the "Generate Password Reset File" button. You'll be prompted to save a file to your computer. This file is used to reset your password. Due to security hardening upgrades, modern Dahua devices
settings and use the code as the "Old Password" to create your new one. Dahua Wiki Alternative: QR Code Reset (Newer Models) Due to security hardening upgrades
If the serial number method isn't working, or you cannot get the XML file to work, these methods are also valid: