V4.02.r11 H.264 H.265 | Dvr Nvr Firmware !full! Download
video compression, which can significantly reduce storage usage and bandwidth. Finding Your Correct Firmware Version
There are two primary ways to apply the update once you have the .bin or .zip file (always unzip first). Option 1: USB Flash Drive (Easiest) Format a USB drive to . Copy the firmware file directly to the root of the drive. Insert it into the DVR/NVR USB port. Go to Main Menu > System > Upgrade and select USB Upgrade . V4.02.r11 H.264 H.265 Dvr Nvr Firmware Download