iOS 13.3.1

iOS

Version

13.3.1

Build ID

17D5026c

File Size

245.23 MB

Release Date

2019-12-17T18:13:23Z

Update Type

Beta

Delta update - requires 13.3 installed first.

Download OTA

Looking for beta firmware? View beta builds for iPhone X (Global) →

About This Update

iOS 13.3.1 (build 17D5026c) is an official Apple over-the-air update for the iPhone X (Global), released on 2019-12-17T18:13:23Z. The update package is 245.23 MB. This is a delta (partial) update that requires 13.3 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 515baacc49359560ff102ef06b0cae77e86bb242.zip.

Direct URL

http://updates-http.cdn-apple.com/2019FallSeed/patches/061-61701/97FE8AC2-1D45-11EA-A9E2-4D989742F446/com_apple_MobileAsset_SoftwareUpdate/515baacc49359560ff102ef06b0cae77e86bb242.zip