iOS 26.4.2 (23E261) for iPhone 16 Plus

✓ 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
FilenameiPhone17,4_26.4.2_23E261_Restore.ipsw
Filesize10 GiB
SHA256sum60273a903c089347e81c1eb2f5a1c984f588907721b8e21101546bde5f903fc2
MD5sum2aff974614170e3664d92c9819c2f39e
SHA1sumeb56022202d98dfc2ffdf77b7d73d30923183047
IdentifieriPhone17,4
TagsiOS iOS 26.4.2 iPhone 16 Plus

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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