How to Install iOS 9 on the iPhone 4S using iTunes

iOS 9.1 final firmware has been released for all supported iOS devices including the iPhone 4S. The latest IPSW firmware download links are now live from the official data servers and you’re just a few steps away to install the latest update with improved Live Photos, new set of emojis and with additional bug fixes and security updates.

For Jailbreakers, You should avoid updating your iPhone 4s to the latest iOS 9.1 as new Jailbreak is not available.

Rest of the users can update the iPhone 4s to iOS 9.1 using over-the-air update feature by going to Settings > General > Software update.

However if for some reasons you were unable to update using the WiFi or Cellular network you can always follow the manual update method using the iTunes. You can follow the step-by-step instructions below to manually install the iOS 9 IPSW using iTunes.

Steps to install iOS 9.1 final on iPhone 4S

STEP 1: Make sure you’ve already installed the latest version of iTunes on PC or Mac.  download iTunes.

STEP 2: Download the iOS 9.1 IPSW for iPhone 4S.

STEP 3: Go to Settings > iCloud > Find My iPhone and disable Find My iPhone.

STEP 4: Connect your iPhone using the USB cable and launch iTunes.

STEP 5: Select your device.

STEP 6: Now press and hold the Shift key (Windows users), Alt key (Mac users) and click on the Restore iPhone option as shown in the screenshot below:


STEP 7: You can then select the IPSW file and iTunes will start restoring your iPhone 4s to the latest iOS firmware update.

STEP 8: The process takes some time depending on your operating system and you should be good to go.

Let us know in the comment section and share your experience with latest version of iOS. For more updates and guides keep visiting.

Share it with friends
Imran Aftab

Hello, I'm Imran Aftab, a tech enthusiast using Android, iOS, and Windows. Hardware expert for Gaming & Crypto mining rigs. I have been writing on tech since 2013, starting with ohguideme, then Androidcentral. I have written and published several guides and tutorials on how to root Android, flash custom ROM, recovery, and jailbreak iPhone, and have written several guides on how to bypass FRP. I also worked in a phone repair shop, so I have pretty good experience with mobile software and troubleshooting. So, all the guides you see here have been tested and confirmed to work.

Click Here to Leave a Comment Below 0 comments