We are experiencing similar issues since iOS 26. We've observed that mirroring intermittently doesn't work if it immediately follows a workout sessions which users mirroring from the Apple Fitness app. To reproduce: Start mirrored workout on Apple's Fitness app, run for ~10 minutes End this workout Open our app, start workout session which requires mirroring. In this case, the mirroring almost always fails. When we attempt to re-connect with startMirroringToCompanionDevice , this function never throws, but never completes successfully either... it's as if it's hung / deadlocked.
Topic:
App & System Services
SubTopic:
Health & Fitness
Tags: