Apple iPhone 6s+ iOS 11.3 beta 3 firmware
Apple iPhone 6s+
Not signed
iOS 11.3 beta 3
Build 15E5189f For iPhone8,2, N66AP, N66mAP
Global · IPSW
A newer version is available for this region: iOS 15.8.8
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
2.79 GB
Downloads from secure-appldnld.apple.com.
File details
- Device
- Apple iPhone 6s+
- OS
- iOS 11.3 beta 3
- Region
- Global
- Type
- IPSW
- Released
- Size
- 2.79 GB
- File name
iPhone7,1,iPhone8,2,iPhone8,2_11.3_15E5189f_Restore.ipsw- SHA-1
e40a9d02c8e11d9631a158a8f9f2a6c7f7ddf691- SHA-256
6d3deaa9c2776285ba79b0eb68c3f1f5cf11651fb171368a991e0688ebd546ad
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: iPhone8,2, N66AP, N66mAP. 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