iOS universal links not working?

Question

I\'m having trouble getting universal links to work

• We have added the json content to our site https://couchsurfing.com/apple-app-site-association
• I have

Answer 1

I step through Apple's troubleshooting universal links procedure as already mentioned in other answers.

If still not working, and long-pressing the link in mail or notes app fails to show "Open with [your app]" then try restarting your phone. More than a few times this has been the solution for me!