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 web page summaries
- Summarise an audio recording
- Create original images with Image Playground
- Create Genmoji with Apple Intelligence
- Use Apple Intelligence in Photos
- Summarise 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
Change Privacy & Security Advanced settings on Mac
On your Mac, use the Advanced options in Privacy & Security settings to adjust the security settings of your Mac.
To change these settings, choose Apple menu 
in the sidebar, then click Advanced. (You may need to scroll down.)
Open Privacy & Security settings for me
Option | Description |
|---|---|
Require an administrator password to access system-wide settings | Prevent users from changing locked system settings without an administrator’s password. |
Log out automatically after inactivity | Automatically log out users after the Mac is idle. |
Log out after | Automatically log out users after the Mac is idle for the specified number of minutes. (This option appears when “Log out automatically after inactivity” is selected above.) |
Turn on screen saver when login token is removed | Turn on the screen saver on your Mac when a Smart Card containing a login token is removed. (This option appears when you insert a Smart Card that has been added to your login keychain.) |