Apple has released iOS 10.1, macOS 10.12.1 Sierra, tvOS 10.0.1, and watchOS 3.1 updates commercially, after running them in beta for more than a month. These updates bring bug fixes and improvements across entire Apple's product lineup, most notably the Portrait Mode support for iPhone 7 Plus users.
The iOS 10.1 update finally brings Portrait Mode (in beta) for the iPhone 7 Plus to create the much talked about 'bokeh' effect during the keynote. This mode creates a shallow depth of field effect to sharpen the main object, while blurring the background. iOS 10.1 also introduces improvements in Maps and iMessage apps. For instance, Maps brings all major public transport support in Japan, and also lets you compare fares between various modes of transport to pick the best suited for you.
iMessage now has the option to replay Bubble and Screen effects, and also lets you play them in a new 'Reduce Motion'. Apart from other fixes, it also solves pairing issues with Android Wear, and the issue that caused Photos to quit for some users when turning on iCloud Photo Library. The update is available for free to all users running on the latest version of iOS 10.
To download the update, ensure that you have good Wi-Fi strength, and your device is charged up to 50 percent at least. Don't forget to backup your iOS device before you download and install the update. to download and install it directly on your iOS device, go to Settings > General > Software Update, and tap Download and Install. When the download is complete, tap Install and tap Agree when Apple shows you its Terms and Conditions. Your device will the restart and install the update. To download iOS 10 via iTunes, first install iTunes, open it, and then connect your iOS device to your PC or Mac. In iTunes select your device's icon on the top bar, Click the Summary tab and then click Check for update. Now, click Download and update. At this point, you should follow the simple on-screen instructions to install iOS 10.
Coming to macOS 10.12.1 Sierra, the update focuses primarily on bug fixes and improvement. It brings support for the portrait mode feature introduced in iOS 10.1, and has enabled a new smart album in Photos. It brings improvements in the auto unlock feature with Apple Watch, and overall brings stability and more security in Safari browsing. The new Mac lineup expected to be unveiled this Thursday, and could run on this latest version out-of-the-box. The update is available to download via the Mac App Store.
As mentioned, watchOS 3.1 is also available for download for all Apple Watch, and Apple Watch 2 users. This update also focuses on improvements and bug fixes, and also brings the option to replay Bubble and Screen effects in iMessage. It resolves an issue that prevented the Apple Watch Series 2 from fully charging as well. It also fixed an issue that prevented Force Touch options from appearing in some third-party apps. You can download the latest update through the Apple Watch app by heading to General -> Software Update. Ensure that you have 50 percent battery, and are running on iOS 10 or later on your iPhone to be able to download the update. Refer Apple's website for detailed instructions on how to update your Apple Watch to the latest OS.
Finally, tvOS 10.0.1 update is also available, and is pegged as a minor update with bug fixes and improvements in the OS. The update is only compatible for the fourth-gen Apple TV, and to launch the update manually, head to Settings app > Navigate to System > Software Updates > Update Software.