iOS 15.8.3 (19H386) 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 DateJuly 29, 2024
Upload DateJuly 18, 2024
FilenameiPhone_5.5_15.8.3_19H386_Restore.ipsw
Filesize5.1 GiB
SHA256sum3adaee7fd68149b9bcfb34343014853272a99c761105a349068f7b56708b9640
MD5sume6a0b981c87d490573fadd74d759379f
SHA1sum1637ed7dbbc426d758ad5ec89c53360cf6d203cf
IdentifieriPhone8,2

iOS 15.8.3 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 security fixes 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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