| 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 |
Most older Multistar DVRs use a "super password" based on the system date shown on the screen. Go to the DVR login screen.
Look for a small pinhole button on the back or side of the DVR.
This will usually display a QR code.
Remove the screws on the back and sides to take off the top cover.
Unplug the power adapter from the DVR or the wall outlet.
According to technical notes for some DVRs, there's a "secret" key combination that bypasses the user software password completely. Here's how to attempt it: how to reset multistar dvr password full
Take a pair of metal tweezers or a flathead screwdriver and firmly press across both contacts to bridge them together.
A window will appear showing a security code (a long alphanumeric string). Example: S/N: ABC12345 or Reset Code: 7F3D8A2C...
Go to Device Config > System > Account , choose the admin profile, and modify the password to something unique but memorable. | Method | Difficulty | Requirements | Best
Reinsert the coin battery, hook up a monitor, and power the DVR back on.
While the device is powered on, use a pin to press and hold the button for 10–30 seconds until the unit beeps or reboots. Check Internal Board:
If software methods fail, you must perform a physical hardware reset. This requires opening the DVR casing to clear the onboard memory chip (EEPROM). Safety Warning This will usually display a QR code
Some Multistar DVRs (especially those with HiSilicon chips) allow password removal using a simple text file.
It is often a small, recessed button labeled "RESET" or a pair of pins. Hold while powering: Press and hold the reset button for 10–30 seconds. Power cycle: