iOS 15.8.1 (19H380) for iPhone 6s+

✗ This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.

Release DateJanuary 22, 2024
Upload DateJanuary 9, 2024
FilenameiPhone_5.5_15.8.1_19H380_Restore.ipsw
Filesize5.1 GiB
SHA256sum3a2a428ae9bcc9a3e64fe82edc662a01044e23e8aefa630cca462e7f3a924833
MD5sum5be2f15ed0f7beedd1be51d650b2f2ea
SHA1sume81e65d0af327628f82a6abe09278b2aa9c8fc52
IdentifieriPhone8,2

iOS 15.8.1 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 important bug fixes and security updates and is recommended for all users.

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

https://support.apple.com/HT201222

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