HOW TO FIX USB FLASHDRIVE 16GB SHOWS 8MB (FIXED)

Open run or windows + r (for shortcut)

type 

dispart

list disk

select disk (number)

clean

create partition primary

Go to my computer or this pc

right click removable disk

format and start

or 

computer

manage

disk management

format nfts

How to Remove Activation and Genuine Message warning windows 7

 Run as admin command prompt

Type SLMGR -REARM

THEN OK