Though the repair process is unlikely to fail or to render any of your files unrecoverable, it’s always a smart idea to back up your data.Īfter you’ve backed up your system’s important data, we recommend uninstalling any third-party security software such as firewalls or antivirus applications. The first step is to back up all of your critical files to an external storage device. Prepare Your PC for Windows 7īefore performing a repair installation, you should take a few precautionary measures to ensure that the process goes smoothly. Performing a repair installation should be your last resort, and you should consider it only if you have already removed spyware from your PC, reinstalled your drivers, and unsuccessfully tried to restore from an earlier (working) version of Windows 7 using System Restore. A few other limitations come up later in the article, so be sure to read the entire guide thoroughly before attempting to repair your corrupt copy of Windows 7. Note that you must perform the in-place upgrade process from within Windows if your PC can’t fully boot to the Windows desktop, this repair guide is not for you. The in-place Upgrade installation involves multiple stages, starting with copying installation files to the destination drive and gathering existing files and settings.

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