A. 1. Close other apps running in the background to free up memory. Double-tap the Home button (or swipe up from the bottom) and swipe up on apps to close them. 2. Restart your iPhone to clear temporary files and refresh the system. 3. Check for updates for both iOS and the Teams app, as updates often include performance improvements. 4. If the issue persists, consider uninstalling and reinstalling the Teams app to clear any corrupted data.