: Use a Class 10 or UHS-1 card (up to 32GB formatted to FAT32).
Before initiating the firmware flash process, gather the necessary tools and prepare your device to prevent "bricking" (rendering the dash cam permanently inoperable). 1. Requirements Hp F870g Firmware Update
You need a way to connect your microSD card to your Windows PC or Mac. : Use a Class 10 or UHS-1 card
Paste it into the of your formatted microSD card. Hp F870g Firmware Update