On the Start menu (Windows), click Control Panel (or Settings
Control Panel).
In the Control Panel, click System. You might have to click
Performance and Maintenance and then System.
Open the Advanced tab and click the Settings (or Performance
Options) button under Performance.
Check the allocated size under the Virtual Memory group, the
file size will be listed after the text “Total Paging File Size For
All Drives”. You might have to click the Advanced tab first in
order to see the allocated size.