Windows 10 reinstallation, also known as a Windows 10 in-place upgrade or Windows 10 repair install, can be used to reload Windows 10 system files, registry keys, and configuration to a known working state without the deletion or removal of user files, settings, and software. If you are unable to boot into Windows, you will first need to repair Windows 10 boot issues by using a recovery CD like EasyRE for Windows to fix your Windows startup and log in to your PC before following the instructions below! If you cannot boot into Windows 10, you cannot perform a safe repair install of Windows. You must be able to boot into Windows 10 to follow these instructions! You can still try using our free Windows 10 recovery CDs to fix your Windows 10 PC and repair startup issues and system problems. If you do not have access to the Windows 10 setup USB or DVD, you cannot follow the instructions below. Windows 10 repair installs make it possible to fix your PC without resorting to a format for the first time since Windows XP.Ī Windows 10 setup USB or DVD is required for these instructions!

Reinstalling Windows 10 does not format your PC, and can be used to correct problems with missing DLL errors, failed sfc scans, start menu doesn’t work, and more.

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.

Clean reinstall windows 10