In the days of old desktops, removing the CMOS battery (the coin cell battery on the motherboard) would reset the BIOS settings and clear passwords. You will see this advice on many forums.
For the -6FF1 suffix, the most reliable method is using a secondary device to generate a master password based on your unique Service Tag. 6ff1 bios password reset
This method works only for Dell systems manufactured before 2019 (roughly). Newer models have patched this vulnerability. In the days of old desktops, removing the
There are websites and software tools (often Python scripts found on GitHub) that claim to generate these codes. While some are legitimate, others are vehicles for malware. In the days of old desktops