How to Fix iPhone 17 FaceTime Not Working After iOS 26.3 Update
iPhone 17 FaceTime Not Working After iOS 26.3 Update usually means FaceTime was disabled, network settings were corrupted, or Apple ID and carrier settings did not refresh correctly after the update.
For related help, also see How to Fix iPhone 17 WiFi Keeps Disconnecting After iOS 26.3 Update, How to Fix iPhone 17 Notifications Not Working After iOS 26.3 Update, How to Fix iPhone 17 Mail App Not Working After iOS 26.3 Update, and the iPhone 17 hub.
Fix #1: Make sure FaceTime is enabled
The update may have turned the service off or left activation incomplete.
- Open Settings > Apps > FaceTime.
- Make sure FaceTime is turned on.
- Wait for activation to complete if prompted.
Fix #2: Check Wi-Fi, cellular data, and Apple ID
FaceTime needs a stable internet connection and a valid Apple account.
- Confirm the iPhone 17 is online over Wi-Fi or cellular.
- Check that you are signed in with the correct Apple ID.
- Verify the right phone number and email are selected under FaceTime.
Fix #3: Toggle FaceTime off and on
This forces a fresh registration with Apple servers.
- Turn FaceTime off in Settings.
- Restart the iPhone 17.
- Turn FaceTime back on and test a call again.
Fix #4: Reset network settings
This is a strong fix when FaceTime activation or calling fails after an update.
- Open Settings > General > Transfer or Reset iPhone > Reset.
- Tap Reset Network Settings.
- Reconnect to Wi-Fi and test FaceTime again.
If FaceTime still does not work on your iPhone 17, check Apple’s System Status page and try again later. Persistent activation errors may require signing out of Apple ID and back in.