Apple iPhone Air iOS 26.0 firmware
Apple iPhone Air
Not signed
iOS 26.0
Build 23A341 For iPhone18,4, D23AP
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
9.87 GB
Downloads from updates.cdn-apple.com.
File details
- Device
- Apple iPhone Air
- OS
- iOS 26.0
- Region
- Global
- Type
- IPSW
- Released
- Size
- 9.87 GB
- File name
iPhone18,4_26.0_23A341_Restore.ipsw- MD5
fa224763ef97da59a9824946599a0e47- SHA-1
8845114d8f076651e2918a2be1dcddafe909979d- SHA-256
202c7e353d9262935ae1db3afaf8cbfdec940b9bfb85887b2e68fd20a83fcaac
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: iPhone18,4, D23AP. 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