iOS 9.9.12.4.1 (16G6102) for iPhone 5s (Global)

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iOS 9.9.12.4.1 Release Notes

Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

iOS 12.4.1 provides important security and stability 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/kb/HT201222