Before attempting any installation, confirm your board revision. The keyword specifies (Revision 4). Using a BIN file from Rev A, B, or C can permanently brick your device.
Depending on the state of the laptop, there are three primary ways to "install" this BIOS: A. Standard OS Update (Laptop Boots) If the system is functional, use the official Acer utility: Download the latest BIOS from Acer Drivers and Manuals
: If the system boots but you need more control, you can sometimes unlock hidden BIOS settings by pressing three times while in the standard BIOS menu. Do you have the hardware programmer ready