Bios Mods -The Best BIOS Update and Modification Source

Hello, may I please have an unlock for this:

Dell Inspiron 5505 P102F
Attached Current Bios
Link to bios: https://www.dell.com/support/home/en-uk/...505-laptop
Many thanks.

Have you tried using the unlock sequence? There are videos on YT about it, I seen a few for dell laptops, you could try giving it a shot