Your Question: Will Installing Windows 7 Delete Everything?
Contents as Long as You Do Not Explicitly Choose to Format/Delete Your Partitions as You Are Reinstalling, Your Files Will Still Be There, the Old Windows...
As long as you do not explicitly choose to format/delete your partitions as you are reinstalling, your files will still be there, the old windows system will be put under old. windows folder in your default system drive. The files like videos, photos and documents won’t disappear.
Will reinstalling Windows 7 wipe my hard drive?
Wiping your hard drive prior to reinstalling Windows 7 is the preferred installation method, and ensures optimal performance. You may perform a clean installation even if you’re reinstalling an upgrade edition of Windows, but in that case you must wipe the drive during the installation process and not before.
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Will installing Windows delete everything?
Remember, a clean install of Windows will erase everything from the drive that Windows is installed on. When we say everything, we mean everything. You’ll need to back up anything you want to save before you begin this process! You can back up your files online or use an offline backup tool.