getIPSW
iPhone 5s (Global) iPhone 5s (Global) iPhone6,2
OTA Update Unsigned 16D39

iOS 12.1.3

OS
iOS
Version
12.1.3
Build ID
16D39
File Size
214.5 MB
Release Date
2019-01-22T18:09:52Z
Update Type
Normal release
Delta update - requires 12.1.2 installed first.

About This Update

iOS 12.1.3 (build 16D39) is an official Apple over-the-air update for the iPhone 5s (Global), released on 2019-01-22T18:09:52Z. The update package is 214.5 MB. This is a delta (partial) update that requires 12.1.2 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 4ee5bcc696b0dbce8c92ef593c67dc5c35ce6011.zip.

Direct URL

http://updates-http.cdn-apple.com/2019WinterFCS/patches/041-28553/47336B2A-1892-11E9-8E85-FC4F3DEA3F2E/com_apple_MobileAsset_SoftwareUpdate/4ee5bcc696b0dbce8c92ef593c67dc5c35ce6011.zip

Filename

4ee5bcc696b0dbce8c92ef593c67dc5c35ce6011.zip

Other Devices

© 2026 getIPSW. Firmware data provided by ipswdl.com API. Not affiliated with Apple Inc.