Increase Vram

AMD graphics card: Radeon R5 I can not go more specific from what I could find

Laptop:Hp ba051wm

Operating System: Windows 10 64 bit

Display: Default hp screen

Motherboard: Unknown

APU: A10 9600p 7th generation

Power supply: N/a

RAM:8gb

 

Simple questions, can someone tell me step by step on how to increase my vram. I was confused and bf4 was hitting 20-28 fps because of low vram, but I heard you can increase it, but how do I do It, catch me outside how bout dat.JKJKJK