Step 1: Enter NVR Username and Password.
Step 2: Click “Login”.

Step 3: Click “MAINTENANCE”.

Step 4: Click “Update”.

Step 5: Click the switch to enable auto check for update and system update notifications.
Step 6: Click “Manual Check”.
Step 7: If appears “You are using the latest version” is means your NVR firmware using latest version.

Step 8: You can update NVR firmware manually by clicking “Browse” and input the firmware file.
Step 9: Click “Update”.