My Dell Latitude 5531, with motherboard BM15 MLK UMA MB (number 213002-1), is locked. The screen displays: "This computer system, #XXXXXXX-8FC8, is protected by a password authentication system. You cannot access the data on this computer without the correct password. Please type in the system...
Hello
How To Unlock Password HDD in Laptop Dell
Hard-disk is #134B6457118-0002
I've already tried Ubuntu, Parted Magic and nothing and I can format the disk.
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