How Do I Delete an Existing Operating System?
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In System Configuration, go to the Boot tab, and check whether the Windows that you want to keep is set as default. To do that, select it and then press “Set as default.” Next, select the Windows that you want to uninstall, click Delete, and then Apply or OK.

How do I remove OS from Windows 10?

How to uninstall Windows 10 using the recovery option

  1. Use the Windows key + I keyboard shortcut to open the Settings app.
  2. Click Update & security.
  3. Click Recovery.
  4. If you’re still within the first month since you upgraded to Windows 10, you’ll see the “Go back to Windows 7” or “Go to back to Windows 8” section.

How do I delete old operating system and install new one?

Create a USB recovery drive or an installation CD/DVD or USB memory stick with the operating system that you want to use next, and boot from it. Then, on the recovery screen or during the installation of the new operating system, select the existing Windows partition(s) and format or delete it (them).

Elena Rostova

Elena Rostova

Lead Health, Wellness & Medical Journalist

Elena Rostova holds a Master's degree in Public Health Journalism. She covers groundbreaking medical research, holistic wellness trends, mental health awareness, and nutritional science.

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