Practice until you can't make it wrong.
Practice until you can't make it wrong.
Try reseting Cortana, but still get error.
Uninstall Cortana package
Using powershell: Run powershell as administrator, then uninstall package
PS C:\WINDOWS\system32> Remove-AppxPackage -Package Microsoft.549981C3F5F10_2.2010.2727.0_x64__8wekyb3d8bbwe