Apple iPhone 12 iOS 15.1.1 firmware
Apple iPhone 12
Not signed
iOS 15.1.1
Build 19B81 For iPhone13,2, D53gAP
Global · IPSW
A newer version is available for this region: iOS 27.0.1
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
6.32 GB
Downloads from updates.cdn-apple.com.
File details
- Device
- Apple iPhone 12
- OS
- iOS 15.1.1
- Region
- Global
- Type
- IPSW
- Released
- Size
- 6.32 GB
- File name
iPhone13,2,iPhone13,3_15.1.1_19B81_Restore.ipsw- MD5
79dc89526169403559b73499f6c9f0bc- SHA-1
fa15fd01b696b880341fb6a878e729caeff57a33- SHA-256
030027976b43f4d2d7bfe830b1abb36bdf82c706390789d8237afb249134c76a
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: iPhone13,2, D53gAP. 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