Apple iPad Air 4 (WiFi) iPadOS 16.4 IPSW firmware
Apple iPad Air 4 (WiFi)
Not signed
iPadOS 16.4
Build 20E246 For iPad13,1, J307AP
Global · IPSW
A newer version is available for this region: iPadOS 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
5.67 GB
Downloads from updates.cdn-apple.com.
File details
- Device
- Apple iPad Air 4 (WiFi)
- OS
- iPadOS 16.4
- Region
- Global
- Type
- IPSW
- Released
- Size
- 5.67 GB
- File name
iPad_Fall_2020_16.4_20E246_Restore.ipsw- MD5
dd1f366317ce92f9f6565b79d8059af7- SHA-1
bef25b222d79bda9b845215703b7c3caf948013e- SHA-256
bf1610d3543d72c61a6cd243e59173a64769fc0fddd344052a3d82df83986b90
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: iPad13,1, J307AP. 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