Fix Apps missing after windows 10 Fall Creators upgrade | Windows101Tricks | Scoop.it
From windows101tricks.com - November 6, 2017 10:30 AM

After installing the Windows 10 Fall Creators Update, some apps are missing from the Start Menu on some devices. The missing apps are no longer pinned in the Start Menu ? You can fix this issue by repair or Reset the specific Apps or you Can Re-register Built in apps using power shell to get back all apps