iOS 27.2.1 (24B156) for iPhone 15 iPhone 15

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

Release DateNovember 9, 2026
Upload DateNovember 6, 2026
FilenameiPhone15,4_27.2.1_24B156_Restore.ipsw
Filesize11 GiB
SHA256sum8de1f519453177b95203d55241a5d1e42b10e24b73d2b8c587f23b683e2ceb44
MD5suma459f76f33669938e825aa4257488ceb
SHA1sum3cc21b4b1caa687e11ff97253ffd62077ba7ed20
IdentifieriPhone15,4
TagsiOS iOS 27.2.1 iPhone 15

iOS 27.2.1 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 bug fixes and security updates for your iPhone.

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

https://support.apple.com/100100

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