Mac User Guide
- Welcome
- What’s new in macOS Sequoia
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- Get started with Apple Intelligence
- Use Writing Tools
- Use Apple Intelligence in Mail
- Use Apple Intelligence in Messages
- Use Apple Intelligence with Siri
- Get webpage summaries
- Summarize an audio recording
- Create original images with Image Playground
- Use Apple Intelligence in Photos
- Summarize notifications and reduce interruptions
- Use ChatGPT with Apple Intelligence
- Apple Intelligence and privacy
- Block access to Apple Intelligence features
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- Intro to Continuity
- Use AirDrop to send items to nearby devices
- Hand off tasks between devices
- Control your iPhone from your Mac
- Copy and paste between devices
- Stream video and audio with AirPlay
- Make and receive calls and text messages on your Mac
- Use your iPhone internet connection with your Mac
- Share your Wi-Fi password with another device
- Use iPhone as a webcam
- Insert sketches, photos, and scans from iPhone or iPad
- Unlock your Mac with Apple Watch
- Use your iPad as a second display
- Use one keyboard and mouse to control Mac and iPad
- Sync music, books, and more between devices
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- Control what you share
- Set up your Mac to be secure
- Allow apps to see the location of your Mac
- Use Private Browsing
- Keep your data safe
- Understand passwords
- Change weak or compromised passwords
- Keep your Apple Account secure
- Use Mail Privacy Protection
- Use Sign in with Apple for apps and websites
- Find a missing device
- Resources for your Mac
- Resources for your Apple devices
- Copyright
Ways to start up your Mac
Normally you can restart your Mac by choosing Apple menu > Restart. However, in some cases—for example, if your Mac becomes unresponsive—you may need to use a different startup method.
Method | Details |
---|---|
Manually restart | Press and hold the power button on your Mac until it shuts off. After a moment, press the power button again to start your Mac. You may lose unsaved changes in open documents. |
Prevent automatic login | When the progress indicator appears, press and hold the left Shift key. |
Prevent login items and Finder windows from opening when you log in | After clicking the Log In button in the login window, press and hold the Shift key. |
Start up in target disk mode | See Transfer files between two Mac computers using target disk mode. |
Use Apple Diagnostics | |
Select a startup disk | |
Start up in safe mode | |
Start up in macOS Recovery | See Use macOS Recovery on an Intel-based Mac or Use macOS Recovery on a Mac with Apple silicon. |
For information about keyboard shortcuts you can use to start up an Intel-based Mac, see the Apple Support article Mac startup key combinations.