Pls refer below for solution...
1. BIOS should be support SLP2.0 function.
2. Your 90 code should be written correct
Please use the BT.EXE check and write the 90 code.
Use BT.exe /r o read the 90 MFG0 segment.
Use the Bt.exe /w 27 xx to write the offset 27 with the value xx.
Which xx was the OS sku code as bellow?
A = 41, B = 42, C=43, …
If you want to recovery your system to business 32 bit OS, use “BT.exe /w 27 45”
Basic
|
Premium
|
Business
|
Ulti mate
| ||||
32Bit [A]
|
64Bit [B]
|
32Bit [C]
|
64Bit [D]
|
32Bit [E]
|
64Bit [F]
|
32Bit [G]
|
64Bit [J]
|
41
|
42
|
43
|
44
|
45
|
46
|
47
|
48
|
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