Apple iPhone 11 Pro Max iOS 18.3 IPSW firmware
Apple iPhone 11 Pro Max
Not signed
iOS 18.3
Build 22D64 For iPhone12,5, D431AP
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
7.79 GB
Downloads from updates.cdn-apple.com.
File details
- Device
- Apple iPhone 11 Pro Max
- OS
- iOS 18.3
- Region
- Global
- Type
- IPSW
- Released
- Size
- 7.79 GB
- File name
iPhone12,3,iPhone12,5_18.3_22D64_Restore.ipsw- MD5
34e295a0387874f9f44f6ad3820d1f6a- SHA-1
acd2ce688743536526d297b07e53b3824eb00be6- SHA-256
bfa8451775e70444efb69d1202dd3faa1aac9ba744e3c24c6530455f86b99241
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: iPhone12,5, D431AP. 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