A2103
Quick Info
- Earliest Firmware
- iOS 12.0
- September 17, 2018
- Latest Firmware
- iOS 18.7.10
- August 17, 2026
- Total Firmware
- 118 releases
- Support Span
- 7 years 10 months
About model A2103
The model number A2103 belongs to the iPhone XS Max (China) (device identifier iPhone11,4). Apple assigns multiple model numbers to each device for regional and connectivity variants, so one device usually carries several of them.
How do I find the model number on my device?
Open Settings > General > About and read the Model Number field. The number is also printed in the fine print on the back of the device and, on some models, on the SIM tray. Our model identification guide walks through every method.