How to Change Time Zone on Mac - 2 Easy Ways

Clare Phang
Last updated: Oct 12, 2023

Unable to change the macOS Sonoma Time zone since it's grey in Settings? Read on to find effective solutions.

Many users have found the Time zone incorrect issue, especially after updating to macOS Sonoma.

I myself encountered this issue recently. And guess what? It's an illusion! And I have successfully changed the Time zone on Mac finally!

Want to know how I make it? Keep reading for more details!

Change Time Zone on Mac

How to Change Time Zone on Mac via System Settings

The easiest and quickest way to change the Time zone is to use System Settings.

There is no drop-down box near the Time zone and it's gray, which confuses users and makes them mistake that it can not be changed.

However, you can change the Closest city under it, and the Time zone will also change accordingly.

Here is how to change Time zone on Mac via System Settings:

  1. Open System Settings.
  2. Click GeneralDate & Time>delete all content in the Closest city box>manually enter your closest city and press the Enter key.(Having Set time zone automatically using your current location on, the Closest city drop-down box will not show up. So turn it off first if it is on.)
    Mac Time Zone Change
  3. Enter your Mac's password to allow the change if it asks.
    Allow Date and Time Settings Change
  1. Before you try the methods mentioned in this post, make sure your Mac/MacBook is connected to the internet.
  2. Make sure the Location Services is on.
  3. Check whether the Setting time zone and System customization in Location Services is on: System SettingsPrivacy & SecurityLocation ServicesDetails near the System Services>turn on Setting time zone and System customization.
  4. There is a slight difference in the way to change the Time zone on Mac for different macOS versions. For earlier macOS versions, you can also click the map near your location to change the Time Zone.

How to Change Time Zone in Mac Terminal

After updating to the newest macOS -macOS Sonoma, many users have found that the Mac Time zone changes and becomes incorrect.

What's more, there is no matched option in the Closest city drop-down box.

Besides the way using System Settings, you can also run Terminal to change the Time zone.

Here is how to change the Time zone in Mac Terminal:

  1. Open Terminal.
  2. Enter the following command:(change the America/Denver to wherever you are)

sudo systemsetup -settimezone America/Denver

How to Change Time Zone in Mac Terminal
  1. Enter the password.
  2. Quit/Force quit System Settings and reopen to see whether the Time zone changed successfully.
If the Time zone still fails to change, try disconnecting your VPN and connecting to other Wi-Fi. After that, check the Time zone to see whether this works.

Bonus: How to Manually Set the Date and Time

If you ever find the date and time unmatched with your current region, there is another way to correct it: set the date and time manually.

Here is how:

  1. Go to System SettingsGeneralDate & Time.
  2. Turn off Set time and date automatically if it is on.
  3. Click Set near the Date and time .
  4. Change it to the right date and time.


In this post, how to change Time zone on Mac is introduced in detail.

Hope the two methods work well for your Mac. Go and change to the right Time zone now!

In addition, if you want to improve your Mac's performance, clean up your Mac, or speed up your Mac, you can try BuhoCleaner - an easy-to-use and user-friendly Mac performance monitor and Mac cleaner.


  1. Why is my Mac not changing time zones?

    The Time zone not change issue may be caused by the Wi-Fi disconnection, the Location Services off, the Setting time zone off in Privacy & Security, etc. Modify these settings and see whether your Mac changes Time zones now.

  2. How do I set different time zones?

    The Time zones are totally adjustable. Just delete the content and enter the city wherever you are in the Closest city box in the Date & Time settings. And the Time zone will change accordingly.

Clare Phang has been captivated by the world of Apple products since the launch of the iconic iPhone in 2007. With a wealth of experience, Clare is your go-to source for iPhone, iPad, Mac, and all things Apple.