Disk Format 
Open CMD then type
sh
diskpartA window should open
List all the disk 
sh
list disk
Select the disk you want to clean 
sh
selec disk
Clean the disk 
sh
cleanCreate partition 
sh
create partition primaryFormat the disk (choose the format for your use) 
sh
format fs=fat32 quickFinally active the partition 
sh
activeYour disk is ready to use