Updating the firmware isn't just about new features; it is often about fixing critical operational bugs.
Power on your F870g, go to Settings > Version to see your current firmware build. Step-by-Step Installation Guide 1. Download the Firmware File Hp F870g Firmware Update
If you use the attachment with your F870g, some firmware updates also include drivers for the secondary lens. Always check if your rear feed is still active and clear after the main unit finishes its reboot. Updating the firmware isn't just about new features;