Download iOS 15.1 (19B74) for iPhone 6s

You will have to note that you can only restore signed IPSW firmware files using iTunes or 3utools.

❌ This IPSW firmware is not being Signed by Apple

Firmware Identifier iPhone8,1
iOS Version 15.1
Release Date 2021-10-25
Update Date 2025-02-22
Sha1sum
a70c827fcbc61fafdf73f281d9c557d258ab577f
Sha256sum
44207c4130e8bf2898429d71a14503dd76a31f1a403c013ca50df753a37592c8
md5sum
fd7a4691a80fc9f3ac773f52aaa0710a
Size 5.05 GB
FileName
iPhone_4.7_15.1_19B74_Restore.ipsw
Status

Download IPSW (5.05GB) Check device info
Release Notes

It should be noted that these are the official release notes for the from Apple

SharePlay

Camera

Apple Wallet

Translate

Home

Shortcuts

This release also fixes the following issues:

For information on the security content of Apple software updates, please visit this website:

https://support.apple.com/kb/HT201222

Recommended Articles.

How the Serotonin semi-jailbreak for iOS 16 works
How the Serotonin semi-jailbreak for iOS 16 works
#Tutorials
How to restore IPSW without iTunes
How to restore IPSW without iTunes
#Tutorials
Apple Releases iOS 18 Beta 2 with New Features and Enhancements
Apple Releases iOS 18 Beta 2 with New Features and Enhancements
#News
New Firmware Updates for AirPods and Beats: What You Need to Know
New Firmware Updates for AirPods and Beats: What You Need to Know
#News

Frequently Asked Questions

What is IPSWDL.COM?

+

IPSWDL.COM is a website that provides download links for IPSW files, which are used to install or restore firmware on Apple devices. These files are sourced directly from Apple's servers.

What is an IPSW file?

+

How can I use an IPSW file to restore my device?

+

Where can I download IPSW files?

+

What is the difference between IPSW and OTA updates?

+

Can I downgrade my iOS version using an IPSW file?

+