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System Information User Guide
Refer to the manual for your Mac when you need information that’s specific to your model, such as supported connections and expansion information.
- Choose Apple menu > About This Mac.
- Click Support.
- In the macOS Resources section, click User Manual.
You can also:
- Download MacBook Air Essentials, MacBook Pro Essentials, MacBook Essentials, iMac Essentials, iMac Pro, and Mac mini Essentials from Apple Books.
- Get manuals and related documents for MacBook Air, MacBook Pro, MacBook, iMac, iMac Pro, and Mac mini from the Apple Support manuals website.
Change your display's refresh rate
The 16-inch MacBook Pro has a Retina display with an adjustable refresh rate.
Use the Touch Bar
The Touch Bar shows you intuitive shortcuts and app controls when you need them.
Use Touch ID on MacBook Pro
With Touch ID on your MacBook Pro, you can quickly unlock your Mac and make purchases using your Apple ID and Apple Pay—all with your fingerprint.
Learn about Touch IDFind adapters for Thunderbolt 3 (USB-C) ports
If the cable from your external display, hard drive, camera, or other device doesn't connect to your Mac, you might need an adapter.
Learn about Thunderbolt 3Use the Force Touch trackpad
Learn about the Force Touch trackpad, its features, and how to use it.
Learn about Force Touch trackpad
Check your startup security
Use Startup Security Utility to make sure that your Mac always starts up from your designated startup disk, and always from a legitimate, trusted operating system.
Learn about startup securityUse True Tone
True Tone makes the images on your Retina display appear more natural.
Learn about True ToneResources
Get AppleCare+ for Mac
With AppleCare+, you’re covered. Get accidental damage coverage and 24/7 priority access to Apple experts.
Have a question? Ask everyone.
The members of our Apple Support Community can help answer your question. Or, if someone’s already asked, you can search for the best answer.
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