If
Modern Multistar DVRs (firmware version 4.0 and above) include an email recovery feature. Here is how to use it: how to reset multistar dvr password
The Alternate Method via PC Software:
For older units or systems where the software reset is unavailable, hardware manipulation is required. Modern Multistar DVRs (firmware version 4
Result: The DVR will now have no password. Log in with Username: admin and leave the password blank. The Alternate Method via PC Software:

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