iPhone 11 Pro Max
Unsigned iOS

iOS 13.3.1 (17D50)

iPhone 11 Pro Max

iOS 13.3.1 Release Notes

iOS 13.3.1 includes bug fixes and improvements. This update:

  • Fixes an issue in Communication Limits that could allow a contact to be added without entering the Screen Time passcode
  • Adds a setting to control the use of location services by the U1 Ultra Wideband chip
  • Addresses an issue that could cause a momentary delay before editing a Deep Fusion photo taken on iPhone 11 or iPhone 11 Pro
  • Resolves an issue with Mail that could cause remote images to load even when the “Load Remote Images” setting is disabled
  • Fixes an issue that could cause multiple undo dialogs to appear in Mail
  • Addresses an issue where FaceTime could use the rear facing ultra-wide camera instead of the wide camera
  • Resolves an issue where push notifications could fail to be delivered over Wi-Fi
  • Addresses a CarPlay issue that could cause distorted sound when making phone calls in certain vehicles
  • Introduces support for Indian English Siri voices for HomePod

For information on the security content of Apple software updates, please visit this website:

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

iPhone11,2,iPhone11,4,iPhone11,6,iPhone12,3,iPhone12,5_13.3.1_17D50_Restore.ipsw
Device
iPhone 11 Pro Max
Identifier
iPhone12,5
OS
iOS
Version
13.3.1
Build
17D50
Release Date
2020-01-28
Upload Date
2020-01-22
Size
4.71 GB
Status
Unsigned
SHA1
14e7d124f5c48f8562319bd30345cf70063676f4
SHA256
49acb4c790dbb3a6882cd5bd4d59a95c54ac6ba3524d3098e585f644ca855059
MD5
75616afe5539c96d5d8f55027a21fb5f
⇓ Download IPSW (4.71 GB)