Bios Mods -The Best BIOS Update and Modification Source

HI! Can U unlock this Bios? I want to change a video memory and other options, but the menu items are hidden/closed. Open for me hidden options of this Bios. Thanks!!!

Laptop: Acer Aspire 5250

Motherboard: Acer JE50-BZ

Bios Type: InsydeH2O

Bios Version: 1.08

Bios Link: http://global-download.acer.com/GDFiles/...ER&SC=PA_6

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PS Screenshot of my current setup menus in attachment files/images

Heeeey people!!! ))Someone help me )