1. Open Shortcuts app and tap on "+" icon.

2. Tap on "Add Action".

3. Tap on "Scripting".

4. Tap on "Open App".

5. Tap on "Choose".

6. Choose or search app from the list (Shazam app as example).

7. Tap on "Share" icon.

8. Tap on "Add to Home Screen".

9. Tap on icon button to bring up Edit options. Choose between "Choose Photo" or "Choose File" depending where you have saved icon files ("Choose File" as example).

10. Find or search in the list for icon (Shazam app as example).