Reinstalling Windows 10

If you're having issues with Windows 10 on your PC or you just want a fresh copy of without the clutter of old files or apps, you can reinstall Windows 10 to try and fix the issues and get your PC to a cleaner state.

Before you begin

  • If you're having performance issues on your PC with Windows 10, it could be because of low disk space. Before you reinstall Windows 10, try freeing up disk space to see if that helps.
  • Make sure you backup all your files and data
  • Make sure Windows 10 is activated
  • For a digital license, make sure your Microsoft account is linked


Different types of reinstalls for Windows 10

The following provides information about the different types of reinstalls that can be done for Windows 10 and the impact it may have on your apps, data and how much disk space is required.



Reinstall type

Reinstall options you can choose

Impact on your apps 

Impact on your personal data stored under \Users

Impact on data stored in other folders or drives 

Disk space required 

Reset Windows 10

 

Keep my files 

Apps that didn't come with your PC are removed.

Preserved 

Preserved

Medium 

Reset Windows 10

Remove everything 

Apps that didn't come with your PC are removed.

Deleted 

Deleted 

Low

Reinstall Windows 10 using installation media

Keep Everything (Default)

All apps and settings are preserved.

Preserved 

Preserved 

High

Reinstall Windows 10 using installation media

Keep Personal Data

All apps are removed.

Preserved 

Preserved 

Medium

Reinstall Windows 10 using installation media

Keep Nothing

All apps are removed.

Deleted 

Deleted 

Low

Clean install of Windows 10 using installation media

N/A

(This reinstall option deletes and recreates all disk partitions.)

Deleted 

Deleted 

Deleted 

Very low