1. Go to the Start menu in the left corner of your desktop.
2. Choose Control Panel from the menu. Switch to classic view.
3. Then double click on the System icon.
4. Press Advanced system settings link in the left sidebar. You might be prompted for an administrator password or confirmation, type the password or provide confirmation.
5. Go to the Advanced tab. See the screen shot below.
7. Click the Advanced tab, and then, press under Virtual memory, click Change. See screen shot below.
8. Uncheck the Automatically manage paging file size for all drives check box.
9. In the Drive [Volume Label] column, click the drive that contains the paging file you want to change. Select it by making it blue.
10. Click Custom size, type a new size in the Initial size (MB) or Maximum size (MB) box, click Set, and then click OK.