Download iOS 26.4 (23E246) for iPhone 17
You will have to note that you can only restore signed IPSW firmware files using iTunes or 3utools.
✅ This IPSW firmware is Signed
| Firmware Identifier | iPhone18,3 |
|---|---|
| iOS Version | 26.4 |
| Release Date | 2026-03-24 |
| Update Date | 2026-03-21 |
| Sha1sum |
830935110ef328ea2fac9304e76f74a1e230899b
|
| Sha256sum |
8511b1403266d6833950845807f748ff69c2313c3b54da5f6718df9c6a6c46e5
|
| md5sum |
956dd710241cb5b370a6b4922cc4e0fb
|
| Size | 10.50 GB |
| FileName |
iPhone18,3_26.4_23E246_Restore.ipsw
|
| Status |
|
Release Notes
It should be noted that these are the official release notes for the from Apple
Apple Music
- Playlist Playground (beta) generates a playlist from your description, complete with a title, description, and tracklist
- Concerts helps you discover nearby shows from artists in your library and recommends new artists based on what you listen to
- Offline Music Recognition in Control Center identifies songs without an internet connection and delivers results automatically when you're back online
- Ambient Music widget for Sleep, Chill, Productivity, and Wellbeing brings curated playlists to the Home Screen
- Full screen backgrounds give album and playlist pages a more immersive look
Accessibility
- Reduce bright effects setting minimizes bright flashes when tapping on elements like buttons
- Subtitle and caption settings are available from the captions icon while viewing media, making them easier to find, customize, and preview
- Reduce Motion setting more reliably reduces the animations of Liquid Glass for users sensitive to on screen motion
This update also includes the following enhancements:
- Support for AirPods Max 2
- 8 new emoji including an orca, trombone, landslide, ballet dancer, and distorted face are available in the emoji keyboard
- Freeform gains advanced image creation and editing tools, and a premium content library, joining Apple Creator Studio
- Mark reminders as urgent from the Quick Toolbar or by touching and holding, and filter for urgent reminders in your Smart Lists
- Purchase Sharing lets adult members in Family Sharing groups use their own payment method when making purchases, without relying on the family organizer
- Improved keyboard accuracy when typing quickly
For information on the security content of Apple software updates, please visit:
https://support.apple.com/100100
Some features may not be available in all regions or on all iPhone models. To learn more, please visit:
https://www.apple.com/ios/feature-availability/
Software updates, like this one, add new features and improvements that may affect performance and/or battery life. To learn more, please visit: