How to Set Up a VPN on a Mac

Securing Your Traffic on Public Networks

Connecting your expensive MacBook to the free public Wi-Fi at an airport lounge or local coffee shop is incredibly convenient, but it is also highly insecure. On an open network, anyone sitting in the same room with the right software can potentially intercept and monitor the unencrypted web traffic flowing to and from your computer.

The standard solution to this problem is using a Virtual Private Network (VPN). A VPN creates a secure, encrypted tunnel between your Mac and the internet, ensuring that your data remains completely scrambled and unreadable to anyone trying to spy on the local network.

Setting up a VPN on macOS is a very straightforward process. You can either use the dedicated application provided by a commercial VPN service, or manually configure a connection using Apple’s built-in network tools.

Method 1: Using a Commercial VPN App (The Easiest Way)

If you have purchased a subscription to a mainstream consumer VPN service (such as NordVPN, ExpressVPN, or ProtonVPN), you do not need to configure any complicated network settings manually. These companies provide dedicated macOS applications that handle everything automatically.

1. Log into your VPN provider’s website and download their official macOS client application (usually a .pkg or .dmg file).
2. Open the downloaded file and follow the standard installation prompts to move the app into your Applications folder.
3. Launch the VPN app from your Launchpad or Applications folder.
4. Log in using your account credentials.
5. macOS will display a security prompt asking if you want to allow this application to add VPN configurations to your system. Click Allow.
6. Click the large Connect button inside the app.

The application will automatically configure the secure tunnel. You will usually see a small VPN icon appear in your Mac’s top menu bar indicating that your traffic is now encrypted.

Method 2: Configuring a VPN Manually in System Settings

If you are connecting to a corporate network for remote work, or connecting to your own private server at home, you will not have a fancy commercial app to use. Instead, your IT administrator will provide you with specific server details (like the server address, your username, and a shared secret key). You must enter these details into macOS manually.

1. Click the Apple Logo in the top left corner of your screen.
2. Select System Settings (or System Preferences on older versions).
3. In the left-hand sidebar, click on VPN. (If you do not see it, click on Network first).
4. Click the Add VPN Configuration button (or the small ‘+’ icon at the bottom of the list on older Macs).
5. A dropdown menu will appear asking for the VPN type (L2TP over IPSec, Cisco IPSec, or IKEv2). Select the specific protocol your IT administrator instructed you to use. (IKEv2 is currently the most secure and modern standard natively supported by macOS).
6. Enter a descriptive name for the connection (e.g., “Office Network”) in the Display Name box.
7. Enter the IP address or domain name provided by your IT department into the Server Address box.
8. Enter your company username into the Account Name box.
9. Depending on the protocol selected, you will be asked to provide authentication settings (such as entering your password, a Shared Secret, or selecting a security certificate).
10. Once all fields are filled, click Create or Save.

How to Connect and Disconnect Manually

Once your manual configuration is saved, connecting is incredibly fast.

1. Go back to System Settings > VPN.
2. You will see your new “Office Network” listed with a toggle switch next to it.
3. Click the toggle switch to turn it On.

To make this even faster in the future, ensure the toggle switch at the bottom of the menu labelled “Show VPN status in menu bar” is turned on. This places a small icon at the top of your Mac’s screen. You can simply click this icon at any time to connect or disconnect your VPN without ever opening the System Settings app again.