The is the nervous system of your surveillance system. Running a version older than 18 months exposes you to remote access exploits and video encoding bugs.
Why reset? Residual old configuration parameters can conflict with new firmware stacks, causing "No Link" errors or motion detection failure. dhinvr1108hs8ps3 h firmware
dhinvr1108hs8ps3 h is , but likely a user-typed shorthand for a Dahua NVR1108HS-8P-S3 with hardware revision H. The is the nervous system of your surveillance system
Take 20 minutes this weekend. Download the correct "S3 H" binary. Use a FAT32 USB drive. Perform the update, factory reset, and reconfigure your settings. Your DVR will feel faster, your app will reconnect instantly, and your security perimeter will thank you. Residual old configuration parameters can conflict with new
Some newer firmware enables OTA updates.
8 channels with a maximum incoming bandwidth of 80 Mbps.