Thanks for your assistance. However, this file is a UEFI image that only works with H20FTT, not an SPI image (FD+ME+BIOS)....

C:\Softwares\_ME\CSME System Tools v12 r38\MEInfo\WIN64>meinfowin64 -verbose
Intel (R) MEInfo Version: 12.0.90.2077
Copyright (C) 2005 - 2022, Intel Corporation. All rights reserved.


Windows OS Version : 10.0

LPC Device Id: A30D.
Platform: Cannonlake Platform
General FW Information
FW Status Register1: 0x80042044
FW Status Register2: 0x3B280116
FW Status Register3: 0x00000020
FW Status Register4: 0x00004800
FW Status Register5: 0x00000000
FW Status Register6: 0x40000000

CurrentState: Disabled...

Hi friend. Acer Nitro 5 AN515-54 no sound, no Intel MEI in device manager. Serial: NHQ59SV018942001E13400
Please help!...

loic2907 I have the same problem. Did you solve it?
By the way, Intel MEI doesn't show in Device Manager and Flash Descriptor is unlocked.