Maximum Ram for Windows 32 bit

Enable 4GB RAM Usage for Windows XP

Right-click “My Computer” >> Properties >> Advanced >> click “Settings” under Performance >> Data Execution Prevention >> select “Turn on DEP…” >> OK >> click “Settings” under Startup and Recovery >> Edit >> add “/PAE” to the end of the file >> click File >> Save >> File >> Exit >> OK >> OK  >> Reboot

 

Enable 32 GB Maximum for Windows 7