AppFixHQFace ID Not Working on iPhone: Fix
Short answer: When Face ID stops working, update iOS, check settings and clean the TrueDepth camera.
TL;DR: quick fix
- Update to the latest iOS.
- Go to Settings > Face ID & Passcode and make sure Face ID and the features you use are on.
- Remove anything covering the TrueDepth camera: smudges, cases or screen protectors.
Is iPhone down?
Before you change settings, check Apple System Status. If there's an outage, wait it out.
How to fix it: step by step
- Update to the latest iOS.
- Go to Settings > Face ID & Passcode and make sure Face ID and the features you use are on.
- Remove anything covering the TrueDepth camera: smudges, cases or screen protectors.
- Make sure your face is fully visible and you're at arm's length.
- Restart your iPhone, then reset and set up Face ID again if needed.
FAQ
Can a screen protector block Face ID?
Yes. Apple lists covering the TrueDepth camera as a cause.
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Last checked Oct 2026 against the official help page: Apple Support. Menus can differ by app version; follow the official page if a step doesn't match.
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