iOS 9.1

iOS

Version

9.1

Build ID

13B139

File Size

1.64 GB

Release Date

2015-10-12T16:56:59Z

Update Type

Normal release

Delta update - requires 9.1 installed first.

Download OTA

Looking for beta firmware? View beta builds for iPhone 6s+ →

Want full hardware specs? View iPhone 6s+ specs →

About This Update

iOS 9.1 (build 13B139) is an official Apple over-the-air update for the iPhone 6s+, released on 2015-10-12T16:56:59Z. The update package is 1.64 GB. This is a delta (partial) update that requires 9.1 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 20ac1e536f6fc3ba70ad4562e56296e1502d349b.zip.

Direct URL

http://appldnld.apple.com/ios9.1seed/031-37770-20151013-AEEF5A58-6EAE-11E5-8F08-B57C52D92A8C/com_apple_MobileAsset_SoftwareUpdate/20ac1e536f6fc3ba70ad4562e56296e1502d349b.zip