Mac User Guide
- Welcome
- What’s new in macOS Tahoe
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- Intro to Apple Intelligence
- Translate messages and calls
- Create original images with Image Playground
- Create your own emoji with Genmoji
- Use Apple Intelligence with Siri
- Find the right words with Writing Tools
- 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
- Resources for your Mac
- Resources for your Apple devices
- Copyright and trademarks
Change Lock Screen settings on Mac
On your Mac, use Lock Screen settings to protect your Mac from malware and tampering.
To change these settings, choose Apple menu 
in the sidebar. (You may need to scroll down.)
Open Lock Screen settings for me
Option | Description |
|---|---|
Turn display off on battery when inactive | Choose how long your Mac can be inactive when running on battery power before the screen saver starts. |
Turn display off on power adapter when inactive | Choose how long your Mac can be inactive when connected to a power adapter before the screen saver starts. |
Require password after screen saver begins or display is turned off | Lock your Mac when it’s left in an idle state. When the Mac wakes, a user login password must be entered before the Mac can be used. You can select the amount of time after the screen saver or sleep begins before a password is required. |
Show password hints | Provide a password hint in the login window. The hint is shown if the user clicks the question mark in the password field or enters a password incorrectly three times in a row. |
Show message when locked | Display a short message in the login window when your Mac is locked. The message is shown to any users who attempt to log in. It can also be used to provide contact information for a lost Mac. |
Login window shows | Select what’s displayed in the login window.
|
Show the Sleep, Restart, and Shut Down buttons | Display these buttons in the login window. |
Accessibility Options | Use accessibility options that make it easier to log in to your Mac. See Turn on accessibility options in the login window. |