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First, make sure you are running the latest version of iTunes and OS X updates. Click on the Apple icon on the top left of your screen and select “Software Update”. Your Mac will connect to Apple’s servers and check whether your software is up-to-date. If you need to update iTunes, it will be listed. Simply follow the on-screen instructions to apply the updates. Apply all of the updates, even if they aren’t for iTunes. The update process may restart your computer.
Next, connect your iPhone, iPad or iPod touch to your computer with the USB cable, then start iTunes. The update cannot be done over WiFi. Once iTunes starts, tap on the “Devices” button on the top right of the main iTunes Window. A panel will appear, listing your devices. Click on the device you wish to upgrade.
You will see a summary screen. Click on the “Check for Update” button. If there is a new version of iOS available, you can choose to download it or download and update. For the purposes of this article, select “Download and Update”. Follow the on-screen instructions.
If you experience problems while upgrading and see an on-screen alert, there are a few things you can do. This can sometimes happen if you have out-of-date software on your Mac. If you didn’t update your Mac before the upgrade, do this now. If your Mac is up-to-date, try restarting it, then run the iOS upgrade process again.
Make sure there are no other USB devices attached to your computer. Of course, you will need the keyboard and mouse or trackpad, if these are not wireless. Disconnect any other non-essential USB devices. You may need to restart the computer after disconnecting non-essential USB devices. You can also try plugging your iOS device into the USB port on your Mac, instead of one on a monitor, hub, or other location.
Another possibility is that security software is blocking the upgrade. Make sure that you can connect to the iTunes store and that there isn’t any firewall or malware blocking software preventing the upgrade. You may want to temporarily disable any virus scanning or security software while you proceed with the upgrade.
Post Upgrade Tasks
After your upgrade is complete, your iOS device will restart. If this is a significant update, you will be guided through a “wizard” to make some configuration choices. This is a very user-friendly process. Simply follow the on-screen instructions.
Once your iOS device is back on the home screen, it’s a good idea to update your apps. Tap on the AppStore icon and then tap “Updates” at the bottom of the screen. If you have many apps pending update DO NOT tap the “Update All” button. This will tie up your device and network for a long time. Even if you have a fast Internet connection, Apple’s backend will be the bottleneck. It’s best to tap the update button on a few apps, wait until they are updated, and continue. Some of your apps may be critical to business. If this is the case, you may want to research the new version of the app to make sure it doesn’t introduce any new or regressive bugs. For more tips on updating iOS apps, check out this article. (continue…)