6 guides
Hyper-V stealing VT-x from VirtualBox or VMware? Disable the Hyper-V role, Memory Integrity, and the hypervisor with bcdedit so your VMs run at full native speed.
VirtualBox NAT, NAT Network, Bridged, and Host-only adapters explained: what each one does, when to use it, port forwarding for NAT, and how to fix a VM with no internet.
The green turtle in your VirtualBox status bar means the VM is running on Hyper-V's slow execution mode, not native VT-x. Here's how to get native speed back.
VirtualBox crawling on Windows 11? Hyper-V, Memory Integrity, and WSL2 steal VT-x. Learn what to disable, how to allocate resources, and enable nested paging.
Install Windows 11 in VirtualBox the right way: enable TPM 2.0 and Secure Boot in EFI, set VM specs, mount the ISO, handle the requirement bypass, and add Guest Additions.
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.