![VirtualBox and Windows 8.1: This 64-bit application couldn't load because your PC doesn't have a 64-bit processor – twm's blog VirtualBox and Windows 8.1: This 64-bit application couldn't load because your PC doesn't have a 64-bit processor – twm's blog](https://blog.dummzeuch.de/wp-content/uploads/2017/08/Virtualbox-settings-Win81-64.png)
VirtualBox and Windows 8.1: This 64-bit application couldn't load because your PC doesn't have a 64-bit processor – twm's blog
![Cannot install Ubuntu in VirtualBox due to "this kernel requires an x86-64 CPU, but only detects an i686 CPU, unable to boot" error - Ask Ubuntu Cannot install Ubuntu in VirtualBox due to "this kernel requires an x86-64 CPU, but only detects an i686 CPU, unable to boot" error - Ask Ubuntu](https://i.stack.imgur.com/2HLZ9.png)
Cannot install Ubuntu in VirtualBox due to "this kernel requires an x86-64 CPU, but only detects an i686 CPU, unable to boot" error - Ask Ubuntu
![windows - VT-x is not available (VERR_VMX_NO_VMX) when starting ubuntu in Virtualbox - Stack Overflow windows - VT-x is not available (VERR_VMX_NO_VMX) when starting ubuntu in Virtualbox - Stack Overflow](https://i.stack.imgur.com/4msgR.png)