Log in to the DVR’s web interface using its IP address (use the if you don't know the IP). Configuration > System > Maintenance > Upgrade
Go to Maintenance > Upgrade > Local Upgrade on your DVR's main menu.
Log in to the DVR’s web interface using its IP address (use the if you don't know the IP). Configuration > System > Maintenance > Upgrade
Go to Maintenance > Upgrade > Local Upgrade on your DVR's main menu.