: Sometimes local versions (e.g., USA vs. Europe) have specific language packs. 3. Perform the Upgrade There are two primary ways to apply the update: USB Method (Recommended) file to a FAT32-formatted USB drive. Plug the drive into the DVR's USB port. System > Upgrade , select the file, and click Web Interface Method Log into the DVR via its IP address on a web browser. Navigate to Setting > System > Upgrade
Utilizing an Uninterruptible Power Supply (UPS) during the update process is vital, as a power failure during a flash can permanently damage the system board. xvr1b04hi firmware
