Dell Latitude 3380 Bios Password: Reset
Dell motherboards historically featured a "PSWD" jumper pad. Shorting these pads would reset the password.
If the password is for a SED (Self-Encrypting Drive) or HDD password, not BIOS admin password, you can use the PSID printed on the SSD/HDD label. This does not reset BIOS passwords. dell latitude 3380 bios password reset
If you cannot get a master password and cannot afford Dell support, you will need to perform a hardware short to clear the password chip. Warning: This voids any warranty and requires technical skill. Dell motherboards historically featured a "PSWD" jumper pad