For Seniors: How to Add a Program Tile to the Start Screen in Windows 8.1
Locate and the program you want to add.
Microsoft apps are listed first on the All Apps screen. Scroll to the right (using the scrollbar at the bottom of the screen) to see all your apps and programs. Or, enter its name in the Search box in the upper-right corner of the screen. After entering the name, the All Apps screen shows only the name of the program or app you entered.