Here's a step-by-step guide to reset the BIOS password using the BIOS Password Reset Tool:
For a Dell Latitude showing the 8fc8 code, the simple “generate a master password online” method rarely works . Dell revamped its security around 2015-2016, introducing the TPM 2.0 and NvRAM lock systems. The 8fc8 code is often tied to an Admin password stored in a chip called the EEPROM (Electrically Erasable Programmable Read-Only Memory) on the motherboard. No simple software backdoor exists.
The safest and most reliable way to reset an 8FC8 BIOS password is through Dell Technical Support .