As a result of Windows 1903 update many users found an orphaned menu item that did nothing
In true Microsoft fashion bugs appear in Windows 10 that rarely get resolved, this one related to the orphaned menu item on the start menu:
Removing this is a two step process.
Open PowerShell as administrator
Copy and paste the following into the PowerShell window.
Get-AppxPackage -all *HolographicFirstRun* | Remove-AppPackage -AllUsers
Reboot your computer
Open Task Manger
Click on the details tab and locate StartMenuExperienceHost.exe
Right click and click End Task
Then locate explorer.exe and end task
Click on task manager menu File -> Run
copy and paste the following:
In the file explorer delete the TempState Directory
Then in Task manager run explorer.exe
Now orphaned menu item should be removed.