Apple iPhone 8 Plus (GSM) iOS 16.3.1 IPSW firmware
Apple iPhone 8 Plus (GSM)
Not signed
iOS 16.3.1
Build 20D67 For iPhone10,5, D211AP
Global · IPSW
A newer version is available for this region: iOS 16.7.16
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
5.50 GB
Downloads from updates.cdn-apple.com.
File details
- OS
- iOS 16.3.1
- Region
- Global
- Type
- IPSW
- Released
- Size
- 5.50 GB
- File name
iPhone_5.5_P3_16.3.1_20D67_Restore.ipsw- MD5
fc295d9e3a2dfa15eae038a0423cb71b- SHA-1
b0fd82b25f7e8e84b47a126fd66d55081a37a743- SHA-256
40c7d12072bb391e044171c3426ea5ea2c5f72cd0c7046868119f8252d72f455
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: iPhone10,5, D211AP. 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