iOS 17.1 (21B74) for iPhone 12

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

Release DateOctober 25, 2023
Upload DateOctober 15, 2023
FilenameiPhone13,2,iPhone13,3_17.1_21B74_Restore.ipsw
Filesize7.3 GiB
SHA256sumbef9b6889892bf64fb91586773fb1484b47f3482714e9ae741f12f00c6608d8d
MD5sum41a6ab9d0ee83342a1f37debdea3fb20
SHA1sumb1ae7cb2e908d8300bd9f2b34ab1188971cb3a57
IdentifieriPhone13,2

iOS 17.1 Release Notes

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

AirDrop

  • Content continues to transfer over the internet when you step out of AirDrop range

StandBy

  • New options to control when the display turns off (iPhone 14 Pro, iPhone 14 Pro Max, iPhone 15 Pro, and iPhone 15 Pro Max)

Music

  • Favorites expanded to include songs, albums, and playlists, and you can filter to display your favorites in the library

  • New cover art collection offers designs that change colors to reflect the music in your playlist

  • Song suggestions appear at the bottom of every playlist, making it easy to add music that matches the vibe of your playlist

This update also includes the following improvements and bug fixes:

  • Option to choose a specific album to use with Photo Shuffle on the Lock Screen

  • Home key support for Matter locks

  • Improved reliability of Screen Time settings syncing across devices

  • Fixes an issue that may cause the Significant Location privacy setting to reset when transferring an Apple Watch or pairing it for the first time

  • Resolves an issue where the names of incoming callers may not appear when you are on another call

  • Addresses an issue where custom and purchased ringtones may not appear as options for your text tone

  • Fixes an issue that may cause the keyboard to be less responsive

  • Crash detection optimizations (all iPhone 14 and iPhone 15 models)

  • Fixes an issue that may cause display image persistence

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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