A Dell laptop can be equipped with a BIOS password, which is a password that’s part of the laptop itself, not the operating system installed on the laptop’s hard drive. This password adds an extra degree of protection against hackers and thieves and prevents a thief from digitally accessing the data on the hard drive. Because a BIOS password is part of the Dell laptop and not the operating system, it is difficult but possible to reset with the right tools and basic technical knowledge. Writer Bio

Step by Step Instructions to Reset a Dell Laptop Password  6 Steps  - 39