MacBook Pro 
OS X Mavericks: Using advanced Active Directory options in a configuration profile
A configuration profile can be used to configure OS X to join an Active Directory (AD) domain.
About the security content of OS X Lion v10.7.2 and Security Update 2011-006
This document describes the security content of OS X Lion v10.7.2 and Security Update 2011-006.
About the security content of OS X Mavericks v10.9
This document describes the security content of OS X Mavericks v10.9.
iCloud Photo Library beta FAQ
iCloud Photo Library works seamlessly with the new Photos app to keep your photos and videos stored in iCloud and up to date on your iPhone, iPad, iPod Touch, on iCloud.com, and soon on your Mac.
MacBook Pro and MacBook Pro with Retina display computers: How to set graphics performance
Learn how to adjust graphics performance on your MacBook Pro or MacBook Pro with Retina display computer
AirPort: Unable to join a Wi-Fi network with hidden SSID (Wi-Fi network name)
You may not be able to join a hidden Wi-Fi network even though you are using the correct password.
AirPort Express: Difficulty joining third-party network that is using WEP
Joining the network of some third-party Wi-Fi routers may require additional steps if the network is protected by WEP – Wired Equivalent Privacy (an older wireless security protocol).
AirPort base stations: How to find the Wi-Fi network when it doesn’t appear normally
You may not be able to locate your Wi-Fi network from your computer. The Wi-Fi network may not appear in the Mac OS X AirPort Menu Extra.
Manage the Wi-Fi connection on your Mac
You can use the Wi-Fi menu on your Mac to see the status of your wireless network connection, switch between networks, or turn Wi-Fi on or off.
iPhone 3GS: Wi-Fi support on models sold in China
This article outlines which iPhone 3GS models support Wi-Fi (WLAN) in China.
