Connect multiple displays to your 27-inch iMac
Apple Notebooks Reviews
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. The MacBook is a brand of Macintosh laptop computers designed and marketed by Apple Inc. That use Apple's macOS operating system. It replaced the PowerBook and iBook brands during the Mac transition to Intel processors, announced in 2005. The current lineup consists of the MacBook Air (2008–present) and the MacBook Pro (2006–present). Apple's most portable laptop is the MacBook Air, a laptop that sacrifices a few bells and whistles (and is feather-light as a result). MacBook Airs are great for anyone who travels a lot; the ultra-thin profile fits easily in just about any bag or purse.
AppleCare+ for Mac Every Mac comes with a one-year limited warranty and up to 90 days of complimentary technical support.AppleCare+ for Mac extends your coverage to three years from your.
You can connect up to two 4K displays or two 6K displays using the two Thunderbolt 3 ports on your iMac (Retina 5K, 27-inch, 2020).
Learn how to connect multiple displaysClean the nano-texture glass on your 27-inch iMac
Follow these guidelines to clean the nano-texture glass display on your iMac (Retina 5K, 27-inch, 2020).
Find out how to clean your display
Get to know the T2 Security Chip
The data on your iMac (Retina 5K, 27-inch, 2020) is encrypted by the T2 Security Chip.
Read about the T2 Security ChipAdd memory to your iMac
Find out the type of memory your iMac uses and how to install additional memory.
Install memory in your iMacUse external displays with your iMac
Learn how to connect to HDMI, get help with external display issues, and more.
Get help with external displaysLearn about Mac accessories
Set up your keyboard, mouse, and trackpad and learn about other Mac accessories.
Get help with Mac accessories
Get AppleCare+ for Mac
With AppleCare+, you're covered. Get accidental damage coverage and 24/7 priority access to Apple experts.
Apple Mac Notebook Air
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Get to know the T2 Security Chip
The data on your iMac (Retina 5K, 27-inch, 2020) is encrypted by the T2 Security Chip.
Read about the T2 Security ChipAdd memory to your iMac
Find out the type of memory your iMac uses and how to install additional memory.
Install memory in your iMacUse external displays with your iMac
Learn how to connect to HDMI, get help with external display issues, and more.
Get help with external displaysLearn about Mac accessories
Set up your keyboard, mouse, and trackpad and learn about other Mac accessories.
Get help with Mac accessoriesGet AppleCare+ for Mac
With AppleCare+, you're covered. Get accidental damage coverage and 24/7 priority access to Apple experts.
Apple Mac Notebook Air
Have a question?
Ask everyone. Our Apple Support Community can help you find answers.
Ask the Apple Support CommunityApple Notebook Computers
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