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
- Use Apple Intelligence in Photos
- Summarize notifications and reduce interruptions
- Apple Intelligence and privacy
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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
If an app freezes or quits unexpectedly on Mac
When an app on your Mac stops working, try these suggestions.
If an app doesn’t quit as expected, or it’s unresponsive, you can force quit the app (you may lose unsaved changes). Choose Apple menu
If the app quit, reopen it by clicking Reopen in the dialog that appears.
Restart your Mac by choosing Apple menu > Restart.
Make sure the app is compatible with your version of macOS.
Open another file in the app. There may be a problem with the original file.
Check for updates to your software.
Disconnect any peripheral devices you just connected (for example, a printer). They may not be compatible with your version of macOS.
Uninstall any app plug-ins or enhancements from other manufacturers.
If you recently updated the app or macOS, a plug-in or enhancement you installed may no longer be compatible.
Diagnose problems on Mac to learn whether hardware you installed, such as additional memory, is incompatible, improperly installed, or defective.
