iOS 15.8.8 (19H422) for iPhone 6s+

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

Release DateMay 11, 2026
Upload DateMay 1, 2026
FilenameiPhone_5.5_15.8.8_19H422_Restore.ipsw
Filesize5.1 GiB
SHA256sumbfa590392f10d4b4c7600921f8c3158e861bd2680d9e188351f478b54406332b
MD5sum56c5b3f48a5b3cf83943126777f6794d
SHA1sume44b9964d6a1cdaf8f3ed5d1675959da806301cf
IdentifieriPhone8,2
TagsiOS iOS 15.8.8 iPhone 6s+

iOS 15.8.8 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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