macOS Sonoma 14
macOS Ventura 13
macOS Monterey 12
macOS Big Sur 11.0
macOS Catalina 10.15
macOS Mojave 10.14
macOS High Sierra
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Table of Contents
macOS User Guide
- Welcome
-
- What’s in the menu bar?
- Work on the desktop
- Search with Spotlight
- Quickly change settings
- Use Siri
- Get notifications
- Open apps from the Dock
- Organize your files in the Finder
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- Connect to the internet
- Browse the web
- Preview a file
- Take a screenshot
- Change your display’s brightness
- Adjust the volume
- Use trackpad and mouse gestures
- Use Touch ID
- Print documents
- Keyboard shortcuts
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- Apps on your Mac
- Open apps
- Work with app windows
- Use apps in full screen
- Use apps in Split View
- Use Stage Manager
- Get apps from the App Store
- Install and reinstall apps from the App Store
- Install and uninstall other apps
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- Create and work with documents
- Open documents
- Mark up files
- Combine files into a PDF
- Organize files on your desktop
- Organize files with folders
- Tag files and folders
- Back up files
- Restore files
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- Change System Settings
- Choose your desktop wallpaper
- Add and customize widgets
- Use a screen saver
- Add a user or group
- Add your email and other accounts
- Automate tasks with Shortcuts
- Create Memoji
- Change your login picture
- Change the system language
- Make text and other items on the screen bigger
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- Set up a Focus to stay on task
- Set up Screen Time for yourself
- Use Dictation
- Send emails
- Send text messages
- Make a FaceTime video call
- Edit photos and videos
- Use Live Text to interact with text in a photo
- Start a Quick Note
- Get directions
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- Work across devices using Continuity
- Use iPhone as a webcam
- Use iPhone with Desk View
- Stream audio and video with AirPlay
- Use one keyboard and mouse to control Mac and iPad
- Hand off between devices
- Unlock your Mac with Apple Watch
- Make and receive phone calls on your Mac
- Sync music, books, and more between devices
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- Manage Apple ID settings
- Set your Apple ID picture
- What is iCloud?
- What is iCloud+?
- Store files in iCloud Drive
- Share and collaborate on files and folders
- Manage iCloud storage
- Use iCloud Photos
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- Play music
- Listen to podcasts
- Watch TV shows and movies
- Read and listen to books
- Read the news
- Track stocks and the market
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- Apple Music
- Apple TV+
- Apple Arcade
- Apple News+
- Podcast shows and channels
- Manage subscriptions in the App Store
- View Apple family subscriptions
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- Guard your privacy
- Use Mail Privacy Protection
- Control access to your camera
- Use Sign in with Apple for apps and websites
- Set up your Mac to be secure
- Keep your data safe
- Create a passkey
- Understand passwords
- Keep your Apple ID secure
- Find a missing device
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- Get started with accessibility features
- Vision
- Hearing
- Mobility
- Speech
- General
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- Connect an external display
- Use the built-in camera
- Connect a Bluetooth device
- Use AirPods with your Mac
- Optimize your Mac battery life
- Optimize storage space
- Burn CDs and DVDs
- Control accessories in your home
- Use Windows on your Mac
- Resources for your Mac
- Resources for your Apple devices
- Copyright
Use Date & Time settings to set or change the date and time on your Mac. When the date and time are correct, time stamps on emails, messages, and files are accurate. Learn how to set the date and time.
To change these settings, choose Apple menu
in the sidebar, then click Date & Time on the right. (You may need to scroll down.)
Date & Time options
Option | Description | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Set time and date automatically | Have the date and time on your Mac set automatically using a network time server. Click Set, then type the address of your network time server. If your Mac isn’t connected to the internet, it connects when you choose this option. | ||||||||||
Date and time | View the date and time automatically set on your Mac. To manually set the date and time on your Mac, turn off “Set date and time automatically,” click Set, enter the date and time, then click Set. | ||||||||||
24-hour time | Use a 24-hour format for the time shown in the menu bar. For example, instead of 3:00 PM, show 15:00. | ||||||||||
Set time zone automatically using your current location | Have the time zone on your Mac set automatically based on your current location. Note: Location Services must be turned on in order to determine your current location. See . | ||||||||||
Time zone | The time zone automatically set on your Mac. To manually set the time zone on your Mac, turn off “Set time zone automatically using your current location,” click Set, enter a city in the text field, choose a city from the list, then click OK. | ||||||||||
Closest city | A major city in your desired time zone. To change the city, turn off “Set time zone automatically using your current location,” click Set, enter a city in the text field, select the full city name from the list, then click OK. | ||||||||||
You can choose how the date and time appear in the menu bar. See Change Control Center settings.
To choose the formats used to show dates and times in other languages on your Mac, see Change how dates, times, and more appear.
Tip: Click the date and time in the menu bar to open Notification Center. See Use Notification Center.
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