We can Uninstall some of the default Apps like Calculator, Calendar, Mail, Camera, Maps, Movies & TV, People, Photos, Store, Wheater etc. But we can’t Uninstall ever some of the default Apps like Cortana, Microsoft Edge, Windows Feedback etc.
Open Windows PowerShell in Administrator Mode. Type the following,
Get-AppxPackage *windowscalculator* | Remove-AppxPackage
Here is the list of App name (Just replace windowscalculator in the command),
3D Builder: 3dbuilder
Alarms and Clock: windowsalarms
Calendar and Mail: windowscommunicationsapps
Camera: windowscamera
Groove Music: zunemusic
Maps: windowsmaps
Movies & TV: zunevideo
OneNote: onenote
People: people
Photos: photos
Store: windowsstore
Voice Recorder: soundrecorder
Xbox: xboxapp
For detailed steps Click Here