A Windows clean install will erase everything and install a new version of Windows or reinstall your existing version. Here's exactly how to do it. How to Reinstall Windows 10. If you are experiencing difficulties, bugs, or other unexpected errors with Windows 10, you can reinstall it without having to format your computer or remove or delete system files. This is known as a repair install or Windows 10 in-place upgrade. To do so, you will need a Windows 10 setup USB drive or DVD. How to Reinstall Windows 10 on a PC That Already Has Windows 10. RELATED: How to Easily Reinstall Windows 10 Without the Bloatware. If you already have Windows 10 on your PC and want to perform a fresh install, you can also do that. Windows 10’s Creators Update makes it much easier to install Windows 10 from scratch. How To Reinstall Windows 10 / Guides / How To Reinstall Windows 10. If your installation of Windows 10 is acting up or misbehaving, it is possible to perform a reinstallation of Windows 10 that keeps your files, documents, data, settings, and apps intact. How to reinstall Windows 10. Sometimes the problems are too widespread for recovery, and you need to perform a full wipe to remove corrupted data or possibly to prepare a computer you intend to sell. And, after we show you how to reinstall Windows 10, we’ll dive into a bunch of utilities that can bring your device back to life – from a simple rollback of key system files and settings, to. Starting with the Windows 10 May 2019 Update (version 1903), reinstalling Windows 10 using installation media while choosing to ‘Keep nothing’ (a clean install) will automatically enable reserved storage if the partition you reinstall Windows to is 20GB or larger. Reserved storage sets aside disk space to be used by updates, apps, temporary files, and system caches, thus improving the day. If you have a Windows 7 or 8 computer, you have until July 29 to upgrade it to Windows 10 for free. While your data, apps and most of your system settings will remain intact, upgrading tends to. If you're having problems with your PC, the following table can help you decide which recovery option to use. For help with black screen or blue screen errors, see Troubleshoot black screen problems or Troubleshoot blue screen errors. The Windows 10 upgrade process drags old files, settings, and programs from your previous Windows system to your new one. Microsoft allows you to get an entirely fresh system by performing a clean install. This is particularly useful if you’ve purchased a new Windows 10 PC and it includes manufacturer-installed bloatware you don’t want.