From an elevated Powershell prompt: Get-AppxProvisionedPackage -Online | Where-Object { $_.PackageName -like 'Microsoft.WindowsNotepad*' } | Remove-AppxProvisi

From an elevated Powershell prompt: Get-AppxProvisionedPackage -Online | Where-Object { $_.PackageName -like 'Microsoft.WindowsNotepad*' } | Remove-AppxProvisionedPackage -Online