(REQUEST) ACER E1-431, BIOS Unlock

Hi,
Kindly assist to unlock my insyde bios advanced option. Specific need is to increase the video memory.

System Manufacturer: Acer
System Model: Aspire E1-431
BIOS: InsydeH2O Version 03.72.02V1.29
Current Bios download link: http://global-download.acer.com/GDFiles/...ep3=ASPIRE E1-431&OS=8U1&LC=en&BC=ACER&SC=PA_6

Kind regards.