iOS 15.8.6 (19H402) 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 26, 2026
Upload DateJanuary 24, 2026
FilenameiPhone_5.5_15.8.6_19H402_Restore.ipsw
Filesize5.1 GiB
SHA256sum5b1ac195910060bd4a22db3c67c14199cac1d061c820e45cec8e13f29453f286
MD5sum4d7cf8dc146096568b9dffd6065577ce
SHA1sumf319cf2a7cf10999177e173700a864acb48786ad
IdentifieriPhone8,2

iOS 15.8.6 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 is recommended for all users.

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

https://support.apple.com/100100

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