Does Apple Watch Series 9 work with iPhone 12?
yes
Confidence: high
Apple Watch Series 9 pairs fully with iPhone 12 running iOS 17.
Compatibility information is based on publicly available sources and user-reported data.
Always verify critical requirements with the manufacturer or publisher.
Compatibility Summary
| Attribute | Result |
|---|---|
| Supported | Yes |
| Known Issues | No |
| Region Limits | None |
| Workarounds | None needed |
What Works
- All health features
- Fitness tracking
- Notifications
- Apple Pay
- Siri
- Double Tap gesture
What Doesn't Work
No known incompatibilities.
Common Issues & Notes
- Requires iPhone 12 or later with iOS 17