With  this Shortcut you can generate a transparent title in a single action  and apply it to the folders on your iPhone home screen.

All you have to do is "paste" the title of the folder you want to change.

1.  Launch the Shortcut

2.  Close the Shortcut

3.  Open the Home Folder you want to edit

4.  Press the screen for 2 seconds

5.  Delete the folder title

6.  Paste in floder title

7.  Close