Compatibility
iPhone 4s
iPhone 4s shipped with iOS 5 and was released on October 14, 2011. The newest software it can install is iOS 9.3.6.
Shipped with
iOS 5
Updates to
iOS 9.3.6
- Released
- October 14, 2011
- Chip
- A5
- Identifier
- iPhone4,1
- Colors
Frequently asked questions
What iOS version does iPhone 4s support?
iPhone 4s can update to iOS 9.3.6. That is the newest version Apple offers for this model.
What version did iPhone 4s come with?
iPhone 4s shipped with iOS 5.
Which chip is in the iPhone 4s?
iPhone 4s uses the A5 chip.
What is the model identifier of iPhone 4s?
The model identifier is iPhone4,1. You can match it against the Model Number shown in Settings → General → About.
Running the beta on this device
If iPhone 4s is still on Apple's compatibility list, you can install the current beta on it. Check Supported Devices to confirm, then follow our install guides. Devices that no longer receive major updates stay on iOS 9.3.6.
Thinking of upgrading?
Wondering whether it's a good time to replace your iPhone 4s? The Buyer's Guide shows how long Apple's current models have been on sale and how long previous ones lasted, so you can tell whether to buy now or wait.