How to Fix VirtualBox VT-x Is Not Available (Conflict with Hyper-V)
VirtualBox says VT-x is not available (VERR_VMX_NO_VMX)? Here's how to free your CPU virtualization from Hyper-V, Memory Integrity, and WSL2 — and fix it for good.
Sysadmin Desk May 24, 2026 11 min read