Hi,
1.
Is the issue confined to any specific tiles?
2.
What are the troubleshooting steps that you have tried?
Let’s try the following methods and check if it helps.
Method 1:
Check if the apps have got un-pinned from the Start Screen. Follow these steps to do so:
a.
Open
Start Screen and right-click on empty space.
b.
Click on
All Apps in the bottom left corner of the screen.
c.
Now check if the missing apps are present in the new window.
d.
If they are present, right-click on each app and select the option
Pin-to-Start.
Method 2:
Download and run the Modern UI App troubleshooter and check.
You might be able to solve some problems by running a troubleshooter that will automatically fix some common issues with Apps Performance.
http://download.microsoft.com/download/F/2/4/F24D0C03-4181-4E5B-A23B-5C3A6B5974E3/apps.diagcab
Method 3:
Create a new user account and check if it helps.
Create
a user account will helps us to find out if the issue is with the user account settings or system settings.
Hope the information provided is helpful.
If you have any other questions or you need any other information about Windows, feel free to post your questions and we will be glad to help.