iOS 13.3.1

iOS

Version

13.3.1

Build ID

17D5050a

File Size

127.89 MB

Release Date

2020-01-22T18:07:24Z

Update Type

Beta

Delta update - requires 13.3.1 installed first.

Download OTA

Looking for beta firmware? View beta builds for iPhone XS Max →

Want full hardware specs? View iPhone XS Max specs →

About This Update

iOS 13.3.1 (build 17D5050a) is an official Apple over-the-air update for the iPhone XS Max, released on 2020-01-22T18:07:24Z. The update package is 127.89 MB. This is a delta (partial) update that requires 13.3.1 to already be installed on the device - it cannot be applied from scratch. This update is no longer signed by Apple, meaning it can no longer be downloaded and applied on-device through Settings.

The OTA payload file is 49bd90fbf8050ccb413b45b119e6dec91108d169.zip.

Direct URL

http://updates-http.cdn-apple.com/2020WinterSeed/patches/061-69932/F813DF2C-47C1-4A01-8745-4B3E3F7C548E/com_apple_MobileAsset_SoftwareUpdate/49bd90fbf8050ccb413b45b119e6dec91108d169.zip