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BIOS GDF40 LA-K491P REV 3.0 (A02 ) Admin Lock

  • Thread Author
Hi Sir
Plz remove Admin Lock
I tried the master pass method and it gave me the code 55555nnl but it didn't work.

Dell Latitude 5420​

Service Tag: HLRR3J3
Main Board : GDF40 LA-K491P REV 3.0 (A02 ) 2021-04-28
Thanks
 

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