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Lenovo ThinkPad W540, W541 BIOS

hi ,

I have a w541 thinkpad laptop with an unknown supervisor password. how can i reset it?

The motherboard is LKM-1 WS MB 12291-2 48.4LO13.021 and the bios chip is MXIC MC 25L6473E and 25L3273E.
 
hi ,

I have a w541 thinkpad laptop with an unknown supervisor password. how can i reset it?

The motherboard is LKM-1 WS MB 12291-2 48.4LO13.021 and the bios chip is MXIC MC 25L6473E and 25L3273E.
hi ,

I have a w541 thinkpad laptop with an unknown supervisor password. how can i reset it?

The motherboard is LKM-1 WS MB 12291-2 48.4LO13.021 and the bios chip is MXIC MC 25L6473E and 25L3273E.
need buy patch 15$
 

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