but intel vt-x is disabled

workstation

VirtualBox VT-x Problem Solution: How to Enable Virtualization in BIOS”

Restart your computer and press the appropriate key (such as Delete, F2, F10, or Esc, depending on your device type) to access BIOS settings. Find Virtualization option: In BIOS settings, look for Advanced or CPU Configuration options, then look for Virtualization Technology, Intel VT-x, or AMD-V settings. Enable option: Switch the option to Enabled, then save the changes and exit…