iOS 16.3 (20D47) for iPhone XS Max

✗ This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.

Release DateJanuary 23, 2023
Upload DateJanuary 14, 2023
FilenameiPhone11,2,iPhone11,4,iPhone11,6_16.3_20D47_Restore.ipsw
Filesize6.0 GiB
SHA256sumdcb6fd80567fbeda8bf3bf8133b80e5e95e5e72d7ae6b674f702319d93cb112f
MD5suma3ca11c5647a7f5132339da6eea82c89
SHA1sum94805f40a04568aa13533bc5ad329f6c5842fa0e
IdentifieriPhone11,6

iOS 16.3 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 includes the following enhancements and bug fixes:

  • New Unity wallpaper honors Black history and culture in celebration of Black History Month

  • Security Keys for Apple ID allow users to strengthen the security of their account by requiring a physical security key as part of the two factor authentication sign in process on new devices

  • Support for HomePod (2nd generation)

  • Emergency SOS calls now require holding the side button with the up or down volume button and then releasing in order to prevent inadvertent emergency calls

  • Fixes an issue in Freeform where some drawing strokes created with Apple Pencil or your finger may not appear on shared boards

  • Addresses an issue where the wallpaper may appear black on the Lock Screen

  • Fixes an issue where horizontal lines may temporarily appear while waking up iPhone 14 Pro Max

  • Fixes an issue where the Home Lock Screen widget does not accurately display Home app status

  • Addresses an issue where Siri may not respond properly to music requests

  • Resolves issues where Siri requests in CarPlay may not be understood correctly

Some features may not be available for all regions or on all Apple devices. For information on the security content of Apple software updates, please visit this website:

https://support.apple.com/kb/HT201222

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