Apple iPhone 13 Pro Max iOS 17.1.1 firmware
Apple iPhone 13 Pro Max
Not signed
iOS 17.1.1
Build 21B91 For iPhone14,3, D64AP, D64DEV
Global · IPSW
A newer version is available for this region: iOS 27.2 beta 4
Apple no longer signs this version, so a normal restore with Finder or iTunes will fail. Use a signed version unless you know you need this one.
Download
7.35 GB
Downloads from updates.cdn-apple.com.
File details
- Device
- Apple iPhone 13 Pro Max
- OS
- iOS 17.1.1
- Region
- Global
- Type
- IPSW
- Released
- Size
- 7.35 GB
- File name
iPhone14,3_17.1.1_21B91_Restore.ipsw- MD5
6b29c697d14ce96a367496eb7a6c74b0- SHA-1
3ca21eddd8b40d8e20a7f1bd860ef70301ace660- SHA-256
79dd1d6de4111ee9ce6b1b2801a37380a54e4984399631380bcfd229f99184a1
After downloading, compare the checksum with the one above. If they differ, the file is incomplete — download it again.
Before you download
- Make sure your device’s model number is one of: iPhone14,3, D64AP, D64DEV. You will find it in Settings → About phone, or on the box.
- This file is for the Global region. Installing another region’s firmware can remove features or block updates.
- Apple devices can only restore versions marked “Signed”.
- Back up your photos, contacts and files first, and charge the battery above 50%.
How to install
Use Finder on a Mac or the Apple Devices app / iTunes on Windows to install an IPSW file. Apple only accepts versions it is still signing, so check the “Signed” label before you download.
Read the guide: How to restore an iPhone, iPad or iPod with an IPSW file