iOS 9.9.17.2.1 (21C66) for iPhone XS Max

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Release DateDecember 19, 2023
Upload DateDecember 16, 2023
Filename387534500408f0c0867b48bef124a1e581b12ed0.zip
Filesize5.6 GiB
IdentifieriPhone11,6
Download (5.6 GiB)

iOS 9.9.17.2.1 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 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/kb/HT201222

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