When you share a shortcut, the shortcut’s link is available in iCloud (at https://www.icloud.com/shortcuts/shortcut ID). To stop sharing a shortcut, you must first open the shortcut link in the Shortcuts app, then open the shortcut in the app to access the Stop Sharing button.
In the Shortcuts app on your iOS or iPadOS device, tap on the shared shortcut, then tap .
Tap Copy iCloud Link, then tap Copy Link in the dialog that appears.
On your device, open Safari, paste the link in the search field, then tap Go.
The shortcut appears on the webpage.
Swipe down from the center of the screen to display the Shortcuts Open button, then tap Open.
The shortcut opens in the Shortcuts app.
In the upper-right corner, tap , then tap Stop Sharing.
Tap Stop Sharing in the dialog that appears.