This [page](https://www.shaileshjha.com/step-by-step-guide-to-enable-intel-vt-x-or-amd-v-in-bios-or-uefi-in-windows-10-and-windows-8/) should help you.
In windows 11, extra steps could be necessary:
- Turn off Hyper-V
- Disable Credential Guard
- Turn off hypervisor in the boot loader
- Disable DeviceGuard
- Disable Memory Integrity
This [page](https://answers.microsoft.com/en-us/surface/forum/all/how-to-enable-vt-x-on-surface-book-3/b9057c59-eb8a-4221-85c4-90a3d44edd55) should help you.