Updating satellite firmware via USB carries a risk of "bricking" the device if power is lost during the process. The USB drive must be formatted to FAT32 .
For the safest experience, you can verify your device's compatibility or look for newer versions (if available) on the official Géant Support Portal . GN_RS4_V2.78_16112022.rar
Extract the .rar file and place the internal .bin file directly on the root of the USB drive (not inside a folder). Updating satellite firmware via USB carries a risk