: Format a thumb drive to FAT32 . Higher speed drives (at least 40 Mbps) are recommended for general use with the box. Transfer and Connect
Usually yes, by following the same USB procedure with an older .bin file. However, it may cause boot loops if the bootloader is newer. viewtv at-163 firmware update
For official downloads, users have historically used the ViewTV Firmware Page, though support for this older model can be intermittent. ViewTV AT-163 - AVS Forum : Format a thumb drive to FAT32