> For the complete documentation index, see [llms.txt](https://cheesehubvip.gitbook.io/penguinby-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://cheesehubvip.gitbook.io/penguinby-docs/ancient-r6/please-uninstall-vanguard-faceit-first..md).

# Please uninstall Vanguard/Faceit first.

Solution: To fix this error, enter the BIOS and search for a feature named either "Intel virtualization technology" or "Intel VT-X"/"AMD-V" or "SVM mode" and enable it.