Acer Veriton Z4621G Acer Veriton Z4621G Desktop Service Guide - Page 64

AMI UEFI BIOS Flash SOP for SHELL 0 1.Please make a SHELL bootable device. 2.Copy BIOS folder into SHELL bootable device. 3.Boot to SHELL mode. 4.Type flash command as below: afushell64.efi Filename.rom /p /b /n /r 5.Please make sure the SHELL tool version is same as release note requirement. 6.After finishing flashing BIOS, please don't execute any programs and reboot the system directly. 7.When system reboot, please press "Del" to enter BIOS Setup. 8.In Exit page, select "Load Default Settings" and press "Enter" key. 2-32 System Utilities