Apple iPad Air 3 (Cellular) iPadOS 18.3.1 firmware
Apple iPad Air 3 (Cellular)
Not signed
iPadOS 18.3.1
Build 22D72 For iPad11,4, J218AP
Global · IPSW
A newer version is available for this region: iPadOS 26.7.1
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
7.72 GB
Downloads from updates.cdn-apple.com.
File details
- OS
- iPadOS 18.3.1
- Region
- Global
- Type
- IPSW
- Released
- Size
- 7.72 GB
- File name
iPad_Spring_2019_18.3.1_22D72_Restore.ipsw- MD5
87cf1a63df9824bc8958c20a9813256b- SHA-1
47402f593e3e8cbafe505c77fe21d23398efd2bf- SHA-256
1bacb401ce5ee8353becde6c5fd11c5ef32942167c1ca2c6aa7821accbd1128e
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: iPad11,4, J218AP. 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