Older Dahua DVR models typically use default credentials of username "admin" and password "admin" or "123456". Newer devices require initialization and a custom password, though if locked out, methods like scanning a QR code via the DMSS app, utilizing a hardware reset button, or using the Dahua ConfigTool for XML-based recovery can be used. For a comprehensive, official guide on device initialization and password recovery, refer to the document at dahuasecurity.com Dahua DVR: Default Login Credentials & Password Reset
If you cannot log in, follow these steps: dahua dvr default password
The default password for Dahua DVR (Digital Video Recorder) systems can vary depending on the specific model and firmware version. However, for many Dahua devices, the default admin username and password are often: Older Dahua DVR models typically use default credentials