Getting locked out of your MHK DVR is frustrating, but it is rarely permanent. Start with the (Method 1), as they save you from having to take apart the machine. If that fails, the Hardware Reset (Method 3) is the surefire way to regain control of your security system.

If you cannot access the menu, you may need to perform a physical reset on the motherboard.

Many MHK DVRs use a known vulnerability: On the login screen, after 3 wrong attempts, you may see a or “serial number” + a date-stamped code.

Click the or Question Mark (?) icon next to the password field.

Use a Phillips-head screwdriver to remove the outer screws holding the metal cover in place. Slide the cover off.

Register your email address in the system settings .

Locking yourself out of your MHK Digital Video Recorder (DVR) can instantly compromise your property's security. Whether you inherited a system, forgot an old passcode, or suffered a system glitch, regaining access is a high priority.

Save your system configuration file to a USB flash drive via the maintenance menu. This file stores your settings for easy restoration later.

A: Check the DVR’s SMTP settings. Many MHK DVRs only work with outdated security protocols. Try setting up an email again after logging in. Alternatively, the reset email may be in your spam/junk folder.

The Complete Guide to MHK DVR Password Reset: Regain Access Instantly

Before performing a full reset, check if the system is still using its factory default credentials. admin Password: (Leave blank) Password: 12345 Password: 123456 Password: admin

If none of these work, don't worry—it's time to move on to our main methods for an MHK DVR password reset.

Newer MHK DVR models (post-2018) often include a secure email recovery feature. Here is the exact workflow:

A: No. Mobile apps (like NVMS7000 or SuperLive Plus) do not include password reset functions for security reasons. Reset must be done locally or via the Windows tool.

Many units have a small physical button on the back or inside the case. Hold the button for about 10–15 seconds while the device is powered on until you hear a "beep" or the system reboots.