How to Fix VT-X Is Not Available Error on Windows 10?

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I went through many forums and discussions to find solutions for fixing the VT-X Is Not Available error on Windows 10 computer. And, then landed on this page  – Fix VT-X Is Not Available Error.

And it really helped me to fix the error on my computer. So, these are the methods that are given in this guide:

  • Disable the Hyper-V Virtualization
  • Disable the Core Isolation of Windows Defender
  • Enable Avast’s Nested Virtualization Feature
  • Uninstall 3rd Party Antivirus Tool From Your Computer
  • Enable the VT-X in BIOS Settings


In my case, the last solution did work to fix the error. I hope this will help the users going through this error.

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