[Request] Dell latitude E5520 Custom Bios

Hi I have a Dell latitude E5520 I would like a custom bios that allows me to change more options for example the onboard graphics or overclocking/advanced options

Here Is the Virus Total of the enclosed Bios File
Virus Total:
https://www.virustotal.com/gui/file/29f8.../detection
Bios Exe
https://www.mediafire.com/file/bkzamqo77...4.exe/file
Bios Extract:
https://www.mediafire.com/file/gkrxh0pst...d.zip/file