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Minimum free space for Windows


Forum Regular
Support Team
Oct 8, 2017
Yeppoon, Queensland.
Bruce submitted a new resource:

Minimum free space for Windows - How much free drive capacity does Windows require

Windows requires a certain amount of free space on your boot drive to function effectively and efficiently.

A very rough guide is when your free space is less than 15% of your drive capacity, then Windows can quickly run out of room for things like; cache files, temporary storage, and increases to the paging file. This can be exacerbated if running multiple programs and having multiple tabs open.

The 15% rough guide is a leftover from the days when Windows Defragmenter would not run unless...

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