How to increase memory size using USB drive

Note (you must have 4 GB or more then.not less then 4 GB usb drive)

1. Lift click on "My Computer" go to "properties" click it.

2. Now a new window will open go to "Advanced" tab when clicked on the tab you can see three option go to performance option click on "setting". now window will open go to its "Advanced" tab click on below "change" button.

3. Select usb drive name.click on "Custom size" give values in initialize and maximum its depend on you how much you want to utilize usb drive.when you done click on "set" button then "ok" and your system will ask for reboot. then reboot it 

Thank you