Nameless login with @angular/fireplace doesn’t work in Ionic undertaking for iOS

I’ve an Ionic Angular app utilizing @angular/fireplace/auth to carry out nameless sign-in on iOS. The perform known as, nevertheless it by no means resolves or rejects. On Android and within the browser, it really works positive.

public async loginAnonymousUser() {
  console.log("FUNCTION LOG IN ANON");
  return await signInAnonymously(this.afAuth)
    .then(() => console.log("SUCCESS SIGNING IN!"))
    .catch(error => console.log("LOG IN ERROR:", error));
}

What has been checked / tried

1. Firebase configuration

• GoogleService-Information.plist is in ios/App/App and located through Bundle.essential.path
• Bundle ID in plist matches App → TARGETS → Normal → Id → Bundle Identifier.
• Plist goal membership is checked for the app goal.
• firebaseConfig for AngularFire matches plist values.

2. Xcode / iOS setup

• Opened App.xcworkspace, not .xcodeproj.
• pod set up run, and FirebaseCore module compiles appropriately.
• FirebaseApp.configure()known as in AppDelegate.swift.

3. Community / ATS

• App Transport Safety settings checked; community calls succeed.

4. Different

• Verified plist is discovered and proper.
• Verified auth.currentUser is null earlier than sign-in.
• Works on Android, not on iOS.

Some other concepts what to test for are welcome. I’m out of concepts, and AI has confirmed nugatory to date.