Set Gmail as your default email program in Windows or Mac
To make Gmail your default email program, you need to tell your operating system to open email links and mailto addresses in Gmail instead of whatever program currently handles them. On Windows, this happens in Settings. On Mac, it happens in System Preferences. The steps differ slightly between the two, but both take about two minutes.
Gmail itself cannot force this change — your operating system controls which program opens when you click an email link on a website or in a document. Once you set the default, any link that says "email us" or any mailto: link will open Gmail in your browser instead of Outlook, Apple Mail, or whatever else you had before.
Key Takeaways
- Windows users go to Settings > Apps > Default apps and search for "email" to change the default to Gmail.
- Mac users go to System Preferences > General and change the "Default web browser" to Chrome or Safari, then set Gmail as the default in that browser's settings.
- Gmail works as a default email program only through a web browser, not as a standalone process like Outlook.
- Changing the default does not move your existing emails or contacts — it only affects which program opens when you click email links.
How to set Gmail as default on Windows 10 and 11
Open Settings by pressing the Windows key and typing "settings", then press Enter. Click Apps in the left sidebar, then click Default apps. Scroll down or search for "email" to find the email section.
Click the current default email program (usually Outlook or Mail). A window will open showing available email programs. If Gmail appears in the list, click it. If Gmail does not appear, click Look for an app in the Microsoft Store at the bottom, search for "Gmail", and install the Gmail app from Google. Then return to Default apps and select it.
Once you select Gmail, close Settings. The change takes effect when ready. Any email link you click in your browser or in documents will now open Gmail.
How to set Gmail as default on Mac
Open System Preferences by clicking the Apple menu in the top left corner and selecting System Preferences (or System Settings on newer Macs). Click General, then look for Default web browser. Change it to Chrome or Safari — whichever browser you use to access Gmail.
Next, open that browser and go to Gmail.com. Click your profile picture in the top right corner, then click Manage your Google Account. Click the Security tab, scroll down to Your devices, and look for Gmail default email client. Click Install or Enable if the option appears.
If you do not see that option, Gmail is already set as your default for that browser. Test it by clicking an email link on any website — it should open Gmail instead of Apple Mail.
What happens when you change the default
Changing the default email program affects only how your computer handles email links. It does not move your emails, contacts, or calendar from one program to another. If you were using Outlook before, your Outlook emails stay in Outlook. Gmail remains separate unless you manually import them.
The change also does not sign you out of other email programs. You can still open Outlook, Apple Mail, or any other program whenever you want. The default setting only controls what opens automatically when you click a link.
Why Gmail may not appear in your default apps list
Gmail is a web-based program, not a traditional desktop process like Outlook or Apple Mail. Some versions of Windows and Mac do not list web-based email programs in the default apps menu. If Gmail does not appear, your browser is the actual default — when you click an email link, it opens Gmail in that browser automatically.
You can verify this by clicking any email link on a website. If it opens Gmail in your browser, then Gmail is already functioning as your default email program, even if it does not show that way in Settings.
Switching back to a different default email program
If you want to change the default back to Outlook, Apple Mail, or another program, follow the same steps you used to set Gmail. On Windows, go to Settings > Apps > Default apps, find the email section, and click the program you want. On Mac, go to System Preferences > General > Default web browser and change it back, or disable Gmail in your browser settings.
The program you switch to does not need to be installed again — it was already on your computer. Changing the default straightforward tells your operating system to use it for email links instead of Gmail.
Frequently Asked Questions
Will changing the default move my emails from Outlook to Gmail?
No. Changing the default program only affects which program opens when you click email links. Your Outlook emails stay in Outlook. If you want to move emails to Gmail, you need to import them separately through Gmail's import tool or by forwarding them.
Can I use Gmail as a default if I do not have Chrome or Safari?
Gmail works in any modern browser — Chrome, Safari, Firefox, or Edge. You do not need a specific browser, but your operating system needs a default browser set first. On Mac especially, the default browser setting controls which program handles email links.
What if Gmail does not open when I click an email link?
Check that you are signed into Gmail in your browser. If you are not logged in, the link may open Gmail's login page instead. Also verify that you completed the default app steps for your operating system. On Windows, restart your computer after changing the default. On Mac, try clearing your browser cache.
Do I need to install anything to make Gmail the default?
No. Gmail is a website, so it works in any browser without installation. On Windows, you may see a Gmail app in the Microsoft Store, but it is optional — the web version works as a default program on its own.
Can I have multiple default email programs?
No. Your operating system allows only one default email program at a time. If you use both Gmail and Outlook, you can switch the default between them whenever you want, but only one will be active at any moment.