The iPhone 12 and iPhone 12 mini are Apple's mainstream flagship iPhones for 2020. The phones come in 6.1-inch and 5.4-inch sizes with identical features, including support for faster 5G cellular networks, OLED displays, improved cameras, and Apple's latest A14 chip, all in a completely refreshed design. Mac service and repair. Learn about AppleCare+ and the Apple limited warranty coverage, start a service request for your Mac, and find out how to prepare your Mac for service. This is a Wiki post with information collected from the entire thread. Before you post, read this first. The difference between Mid 2011 21.5' and 27' concerning CPU upgradability is mainly caused by the available power from the power supply. The 21.5' has 210W power supply, the 27' has. Explore the world of Mac. Check out MacBook Pro, iMac Pro, MacBook Air, iMac, and more. Visit the Apple site to learn, buy, and get support.
Back up your Mac
And your memories. A few simple steps can save you from losing your favorite photos and files.Learn how to back up your Mac
Mac service and repair
Learn about AppleCare+ and the Apple limited warranty coverage, start a service request for your Mac, and find out how to prepare your Mac for service.Learn more about repairs
Get AppleCare+ for Mac
Early 2009 Mac Os X Compatibility
With AppleCare+, you’re covered. Get accidental damage coverage and 24/7 priority access to Apple experts.
Have a question?
Ask everyone. Our Apple Support Community can help you find answers.
Imac Early 2009 Latest OsAsk the Apple Support Community
Tell us how we can help
Imac Early 2009 Os X Yosemite
Answer a few questions and we'll help you find a solution.Get support