There are hardware programmers (like CH341A) that can read the DVR's EEPROM chip directly, dump the hash, and crack it offline. This costs $50-$150 via eBay repair services.
Here is everything you need to know about how to reset a Multistar DVR password, ranging from simple default logins to hardware-level factory resets. how to reset multistar dvr password
| Problem | Likely Cause | Solution | | :--- | :--- | :--- | | Default password doesn't work | Previous owner changed it; old firmware | Perform physical jumper reset (Step 5) | | "Forgot Password" does nothing | Email settings were never configured | Use TTL serial or contact support with SN | | Password reset file error | USB stick is not FAT32 or larger than 32GB | Format USB to FAT32, use 8GB or 16GB stick | | DVR beeps after reset | Hard drive error | Ignore; go to HDD management and reformat | There are hardware programmers (like CH341A) that can