Apple iPhone 6s+ iOS 13.4 IPSW firmware
Apple iPhone 6s+
Not signed
iOS 13.4
Build 17E255 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
3.68 GB
Downloads from updates.cdn-apple.com.
File details
- Device
- Apple iPhone 6s+
- OS
- iOS 13.4
- Region
- Global
- Type
- IPSW
- Released
- Size
- 3.68 GB
- File name
iPhone_5.5_13.4_17E255_Restore.ipsw- MD5
89b10893777cb6e96d09778f131de170- SHA-1
c57eead3e2e23f8c5e7e6abca33eefbd0e2302e3- SHA-256
e36ba726b20e7fbb6f5c5032d80aa810c524a392bafb8a79d44218bd866b646b
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