For Turkey just copy paste the last 17 digits of your IBAN.

It doesn't work on iOS 16.0.3 too

Make sure you have "Sign in with Apple" capability added in release not just debug in Xcode project target.

Should App be uploaded to TestFlight to test the association? I'm working on a new app, created the app on AppStore to get appId but didn't upload any build yet. I can't make it work with Xcode builds deployed to my iPhone. This setting is checked Settings>Developer>Associated Domains and developer mode is used. File validation gives this result: Link to Application | Action required Could not extract required information for application links. Learn how to implement the recommended Universal Links. | Error cannot fetch app site association

I'm using rapidapi.com webservice and pinned their certificate. My certificate controls started to fail in some user with iOS 14+. I 'm controlling it using Alamofire 5.

We tested it on Series 4 and it sounds clear on that.

Sound is scratchy on watch. I was looking for the right word in English :)

Sound is noisy and scrannel on watch. I'm using this repo, https://github.com/GrantJEmerson/SwiftSynth and set Oscillator.amplitude and Synth.shared.frequency. 2. I didn't tried on other watches, I don't have them. I only tried with Watch simulators (Series 4 and Series 5) that worked fine. I will download Series 2 sim and try on that too. 3. I mean Hz for frequencies. I placed a slider between 100-900 Hz and tried different values on this range. Is there a spec where I can check available frequencies for watch hardware? 4. I couldn't. I don't have wireless headphones.