[Request] Acer Aspire 4738 advance menu share vram

please unlock my advanced menu bios
here is my bios

-Manufacturer: Acer
-Motherboard Model: Acer Aspire 4738
-Bios revision: v1.16
-Bios Type: Insyde H20 rev 3.5
-Bios Download Link: http://global-download.acer.com/GDFiles/...R&SC=AAP_1

Please help thanks before