How to Increase the Virtual Memory

In this Windows XP tutorial I will demonstrate how to increase your virtual memory. Virtual memory is a pre-determined amount of hard drive space that Windows uses as secondary memory to increase the overall size of memory available. Virtual memory is not require to be used and in fact I don’t recommend you use it if you have lots of Random Access Memory (RAM) installed on your system. The reason being that virtual memory is much slower then RAM.

If you don’t have too much RAM on your system or you receive an error message saying that “your virtual memory is too low” then follow these easy steps to increase or decrease your virtual memory.


1. Click on the Start button.

2. Find your My Computer icon and right click on it. Then click on Properties.

3. On the System Properties screen find the Advanced tab and click on it.

4. Then under the Performance section click the Settings button.

5. Now the Performance Options screen will appear and you’ll have to click on the Advanced tab. Look down and find the Virtual Memory section and click the Change button.

6. The Virtual Memory screen show now be visual. Click the Custom Size circle and then set the desired amount of virtual memory. For the best result put the same amount of disk space in both Inital Size and Maximum Size boxes.

7. When your done inputing your numbers then click the Set button. At this time Windows might ask you to reboot your computer. Click Yes or Restart Now.

8. Then click all the Ok buttons and your computer will restart automatically.

9. After your computer restarts your done.


– As a rule of thumb you should set your virtual memory to 1.5 times your installed RAM. For example if you have 1GB of RAM then your virtual memory should be 1500MB.

– It is not recommended to increase your virtual memory more then 2 times your installed RAM

That’s it! It’s really that simple. We hope the tutorial “How to Increase the Virtual Memory” using Windows XP has helped you with your computer repair issue.

You can watch this tutorial on video by clicking the play button below. For the full screen version click the second button from the right on the video.


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