To create a public link on mobile devices:
-Navigate to the file or folder you want to create a public link for, and press the "•••" icon on the right to enter the options menu.
-In the options menu, press the "Create link" option.
When you press the “Create link” option, a small popup is shown, indicating the progress of the link creation.
You can cancel the operation by pressing “Cancel” at any time.
Once a public link has been created, the link is placed in the clipboard, ready to be pasted anywhere.
The "Cancel" option returns you to the folder option screen.
The "Back" option returns you to the folder/file list.