iOS 26.4.2 (23E261) for iPhone 15

✓ This firmware is signed. This means that you can restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.

Release DateApril 22, 2026
Upload DateApril 19, 2026
FilenameiPhone15,4_26.4.2_23E261_Restore.ipsw
Filesize9.6 GiB
SHA256sumb95c31988781fc742236aadcb620677ba9975b848c95112f9dd5d95a1c04a20b
MD5sumcb8e7b503104ad8fd4ea428f65807550
SHA1sum884e77dcd89aa70ed71f81f6221118f52348485b
IdentifieriPhone15,4
TagsiOS iOS 26.4.2 iPhone 15

iOS 26.4.2 Release Notes

Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

This update provides bug fixes and security updates for your iPhone.

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

https://support.apple.com/100100

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