Change the device name: Go to Settings > General > About, then tap Name. The device name is used by both iTunes and iCloud.

To help Apple improve products and services, iPod touch sends diagnostic and usage data. This data does not personally identify you but may include location information.

View or turn off diagnostic information: Go to Settings > General > About > Diagnostics & Usage.

Restrict or reset Ad Tracking: Go to Settings > General > About > Advertising. Turn on Limit Ad Tracking to prevent apps from accessing your iPod touch’s advertising identifier. For more information, tap Learn More.

Software Update

Software Update lets you download and install iOS updates from Apple. Update to the latest iOS version: Go to Settings > General > Software Update.

If a newer version of iOS is available, follow the onscreen instructions to download and install it.

Usage

View usage information: Go to Settings > General > Usage. You can:

View and delete iCloud backups, turn off backing up the Camera Roll, and buy additional storage

View each app’s storage

See the elapsed time since iPod touch has been charged

Siri

Enable Siri: Go to Settings > General > Siri.

For information about using Siri and changing Siri settings, see Setting options for Siri on page 38.

VPN

VPNs used within organizations allow you to communicate private information securely over a non-private network. You may need to configure VPN, for example, to access your work email. Ask the network’s administrator for the settings necessary to configure VPN for your network. After one or more VPN settings are defined you can:

Turn VPN on or off: Go to Settings > VPN.

Switch between VPNs: Go to Settings > General > VPN, then choose a configuration.

iTunes Wi-Fi Sync

You can sync iPod touch with iTunes on a computer that is connected to the same Wi-Fi network.

Enable iTunes Wi-Fi Sync: To set up Wi-Fi syncing for the first time, connect iPod touch to the computer that you want to sync with. For instructions see Syncing with iTunes on page 15.

After you configure Wi-Fi Sync, iPod touch automatically syncs with iTunes once a day, when:

iPod touch is connected to a power source,

iPod touch and your computer are both connected to the same Wi-Fi network, and iTunes on your computer is running.

Chapter 32    Settings

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Apple MD724LL/A, MC903LL/A, ME643LL/A manual Software Update, Usage, ITunes Wi-Fi Sync

ME643LL/A, MC903LL/A, MD724LL/A specifications

The Apple MD724LL/A, MC903LL/A, and ME643LL/A are notable models in the line of MacBook laptops, epitomizing Apple's commitment to high-quality design and cutting-edge technology. These devices cater to various user needs, from casual browsing to intense professional tasks, offering a blend of performance, portability, and sleek aesthetics.

The MD724LL/A, also known as the MacBook Air (13-inch, Mid 2013), showcases Apple's emphasis on portability. It features a lightweight aluminum chassis, weighing just 2.96 pounds, which makes it incredibly easy to carry. With a 13.3-inch display that boasts a resolution of 1440 x 900 pixels, the viewing experience is clear and vibrant, suitable for both work and entertainment. The device is powered by Intel's fourth-generation Core i5 processor, providing robust performance while maintaining energy efficiency, significantly enhancing battery life, which can last up to 12 hours on a single charge.

The MC903LL/A, representing the MacBook Pro with Retina display (15-inch, Mid 2012), offers a more powerful performance for users who require advanced capabilities. It features a stunning Retina display with a resolution of 2880 x 1800 pixels, delivering breathtaking visuals and sharp text. This MacBook Pro is equipped with quad-core Intel Core i7 processors, providing the necessary horsepower for demanding applications like video editing and 3D rendering. Additionally, its dedicated NVIDIA GeForce graphics card ensures high-performance graphics rendering, making it ideal for creative professionals.

Lastly, the ME643LL/A, another variant of the MacBook Air (11-inch, Mid 2013), is designed for those who prioritize portability without sacrificing performance. Similar to the MD724LL/A, it also utilizes Intel's fourth-generation processors but in a more compact 11-inch chassis. This model weighs just 2.38 pounds and still offers impressive battery life, appealing to students and professionals on the go. With a resolution of 1366 x 768 pixels, this display strikes a good balance between size and usability.

All three models incorporate advanced features such as fast flash storage, which enhances application loading times and overall system responsiveness. Additionally, they come with a variety of connectivity options, including USB 3.0 ports and Thunderbolt, allowing for seamless integration with peripherals and external displays.

In summary, the Apple MD724LL/A, MC903LL/A, and ME643LL/A models represent a versatile range of MacBooks that cater to different user needs, embodying Apple's passion for innovation, design, and performance. Each model provides distinct features and technologies, ensuring that whether you are a casual user or a professional creative, there is an Apple laptop that fits your requirements.