How do i defrag the page file

If you go into the control panel you can see how often it is set to defrag. Normally it is once or twice a month. Not Helpful 6 Helpful 5. Include your email address to get a message when this question is answered. You can still work on your device while defragging, but your computer will slow down while defragging is ongoing, so it is better to let the defragging finish before working on your computer.

Helpful 0 Not Helpful 0. Windows 10 will automatically optimize and defragment your drives on a weekly basis. Submit a Tip All tip submissions are carefully reviewed before being published. You should make sure that your device is not jostled or moved abruptly while the defragging process is ongoing as your hard disk may be damaged by any sudden movement. Helpful 3 Not Helpful 1.

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Is this article up to date? Cookies make wikiHow better. By continuing to use our site, you agree to our cookie policy. About This Article. Then, open a Command Prompt window cmd.

See "A Defragmentation Crash Course" earlier in this tutorial, for more on this tool. When it's done, move the swap file to its new home, where it will rest nicely in the newly-allocated contiguous block of free space.

Turn off virtual memory temporarily If you don't have a second drive, your other choice is to disable virtual memory altogether by clicking No paging file and then Set in the Virtual Memory window. If it hasn't grown, you're fine. If it consistently grows, then make the initial size larger.

If, after a few days of checking, the page file has not once grown in size, then, for extra credit, you can lower the initial size, assuming you are willing to check it for growth all over again.

Changing the initial size requires a reboot. Page Defrag is a great little program from Mark Russinovich, formerly of Sysinternals and now with Microsoft. The program is free, portable and from a trustworthy source.

While initially designed just for the page file, the current version also defrags the registry, the event logs and the hibernation file. In other words, all the system files that normally can't be defragged. When you run the program it reports the number of fragments for each of these files. In the best case scenario, shown above, they are all one.

To defrag these system files, simply turn on the radio button for "Defragment at next boot". Since these files are always in use by Windows, they can only be defragged before Windows is fully up and running. See a summary of all my Defensive Computing postings. Be respectful, keep it civil and stay on topic. We delete comments that violate our policy , which we encourage you to read.

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