: Flash the modified or clean firmware back to the chip. Reassemble : Put the laptop back together and boot it up.
If your machine is out of warranty, or you purchased it secondhand and cannot verify ownership, third-party cryptographic tools are an alternative. How Remote Key Generators Work Dell Latitude 8fc8 Bios Password Reset
Remove the back cover, disconnect the main battery, and locate the primary SPI BIOS chip on the motherboard (usually an 8-pin IC labeled Winbond, Macronix, or GigaDevice). : Flash the modified or clean firmware back to the chip
If successful, the BIOS will clear the password and boot normally. Method 3: Clear CMOS (Hardware Reset Limitations) disconnect the main battery