iOS 6.1.3 (10B329) for iPhone 4 (GSM / 2012)

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iOS 6.1.3 Release Notes

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

iOS 6.1.3

This update contains improvements and other bug fixes including:

• Fixes a bug that could allow someone to bypass the passcode and access the Phone app
• Improvements to Maps in Japan

For information on the security content of this update, please visit this website:

http://support.apple.com/kb/HT1222