iOS 12.3.1 (16F203) for iPhone XS

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

Release DateMay 24, 2019
Upload DateMay 22, 2019
FilenameiPhone11,2_12.3.1_16F203_Restore.ipsw
Filesize3.4 GiB
SHA256sumcdde8684d8b6218a31f61dde57a485820d63685142cd6eb442ba6dcc3b99d987
MD5sumd2ca675f2f208a0af671764b244deca2
SHA1sume05dd6c9bfeb17f16a4bfe2088c8d296494521e3
IdentifieriPhone11,2
Download (3.4 GiB)

iOS 12.3.1 Release Notes

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

iOS 12.3.1 includes bug fixes for your iPhone and iPad. This update:

  • Fixes an issue that could prevent making or receiving VoLTE calls

  • Fixes issues in Messages that could cause messages from unknown senders to appear in your conversation list even though Filter Unknown Senders is enabled

  • Fixes an issue that could prevent the Report Junk link from appearing in Messages threads from unknown senders

For information on the security content of this update, please visit this website: https://support.apple.com/kb/HT201222

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