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
- Use Apple Intelligence in Photos
- Summarise 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
Lock the screen of your Mac
You can keep your Mac secure by locking the screen.
Immediately lock the screen of your Mac
Do any of the following:
On your Mac, choose Apple menu > Lock Screen.
Press Touch ID if it’s available on your Mac or Magic Keyboard.
Press the Lock Screen button if it’s available on your Magic Keyboard.
Unlock your Mac
Do any of the following:
Press any key, then enter your password.
Use Touch ID if it’s available on your Mac or Magic Keyboard.
If other users have an account on the same Mac, and someone else is currently logged in, move your pointer over that person’s name on the Lock Screen, then click your account to log in.
Change the look of the Lock Screen
On your Mac, choose Apple menu > System Settings, then click Lock Screen in the sidebar. (You may need to scroll down.)
Do any of the following:
Show a clock: Click the pop-up menu next to “Show large clock”, then choose On Screen Saver and Lock Screen, or On Lock Screen.
Show your username and photo: Turn on “Show username and photo”.
Show a message: Turn on “Show message when locked”, click Set, enter the message you want to display in the login window, then click OK.
The Lock Screen shows your Screen Saver after a period of inactivity, which you can set. See Change Lock Screen settings.