Pull out the main 12V DC barrel power adapter from the wall outlet.
A factory reset wipes everything and returns the DVR to the same state as when it left the factory. This is great for unlocking the device, but it comes with significant downsides:
Release the paperclip/button and let the system boot normally. The password will revert to factory defaults. Method 4: Hard reset via CMOS Battery Removal how to reset multistar dvr password full
Leave the battery out for to ensure the internal capacitor completely drains its volatile memory bank.
If you are still locked out, your best option is to contact the seller or the manufacturer. Pull out the main 12V DC barrel power
Multistar DVRs often look similar to Dahua or generic Chinese-manufactured DVRs. Knowing the model number (found on a sticker at the bottom or back) can sometimes help you find specific default credentials. 2. Method 1: Attempt Default Passwords
| Method | Difficulty | Requirements | Best For | | :--- | :--- | :--- | :--- | | | Low | None | Quick first attempt | | Battery Reset | Medium | Screwdriver, Technical confidence | Old models / Total reset | | Super Password (Calc) | Medium | PC/Phone | Modern DVRs with date on screen | | USB Export | Low | USB Drive, Internet access | Official recovery | The password will revert to factory defaults
The currently showing on your video feed monitor.
Some older DVRs show a "Seed Number" or a "Date" (e.g., 2026-06-07 ). You can use online "CCTV Super Password Generators" by entering this date, which generates a temporary master password for that specific day. Method 3: Physical Factory Reset (Button/Pinhole)