Hp F870g Firmware Update
Once you have the firmware file:
A “brick” means the printer’s screen is blank, stuck on a logo, or flashing a cryptic code like ERR 003B . Don’t panic. Try these recovery steps: Hp F870g Firmware Update
suggest that the "latest" version isn't always the most stable: Version 3.01.21: Once you have the firmware file: A “brick”