[REQUEST] Lenovo Thinkcentre M77 BIOS Unlock

[Mohammed Hassan]

Hello
Good day
sorry for my bad english
i have lenovo thinkcentre m77
serial number: MJRGAKB
but its damaged unfortunately
so i take the motherboard a88 and put it in another case with

OS: Windows 7 Ultimate SP1 64bit
CPU: AMD Phenom II x6 1055T
Ram1: KingStone DDR3 1333 4GB
Ram2: KingStone DDR3 1333 4GB
GPU: Gigabyte GTX 1050 TI
PSU: Evga 650w Bronz

the motherboard work very fine but the only problem i have is the ram count
in bios setting it's read all 8GB of ram but in windows read only 4GB and other 4GB is usable please find below files
also i changed the ram places and also update the bios from 9VKT29AUS to 9VKT33A but i have no option to change anything in bios settings exception few option like video memory and some power option and boot sequence
how i can fix this problem
all i need to skip this problem is change the bios system to have more control or ram remapping features
also i try to flash many .rom files but i got bios size doesn't matching error in afudos
please find pictures in drive
https://goo.gl/WycHAL
best regards

[HyperBit]

Hello Everyone! 

Can someone help mod the Lenovo Thinkcentre M77 bios for overclocking or hidden menus like changing HT multiplier in which it doesn't have. The motherboard is an AM3+ board named Lenovo dory CRB. 

The specs are shown here:
 Motherboard ID 63-0100-000001-00101111-070511-Chipset$1AAAA000_9VKT33AUS
Motherboard Name Lenovo 2227A5U
BIOS Type AMI UEFI
BIOS Version 9VKT33AUS
AGESA Version OrochiPIV1.1.0.0
SMBIOS Version 2.6
UEFI Boot Yes
North Bridge AMD RS780/RS880
South Bridge AMD SB8xx

The latest bios file can be downloaded here: https://support.lenovo.com/us/en/downloads/ds022284

Any help would be appreciated!

I have finally made changes to my bios but it still doesn't have overclocking options, only some advanced options enabled...

Also I made my modified bios attachment here for those who needs it: https://drive.google.com/file/d/1HhSNNsZ...sp=sharing