How to Lock your Internet Connection on a Mac?

How to Secure Wi-Fi on Mac

To turn off Firewall, open your System Preferences > Security & Privacy. Click on the Firewall tab. Click on the padlock to enable changes and turn on the Firewall — your password will be required. If you go one step further, you can block all incoming connections to your Mac.

How do I Lock my Wi-Fi on a Mac?

Click on Open Network Preferences… from the Airport icon, located in the top right hand side of your screen.
Next you want to select Advanced… (settings).
Select the Wi-Fi that you want to delete from the Preferred Networks, and then hit the '—' button.

How do I Make my Internet Connection Private on Mac?

Open the Sharing system preferences pane and click Internet Sharing. From the Share Your Connection From menu, select WAN ethernet. In the To Computers Using list, check the box next to Private LAN ethernet. Check the box in the Service list next to the Internet Sharing to start sharing the connection.

How do I Make my Mac Unsecured Network Secure?

Open System Preferences on your Mac. Choose Security & Privacy and then tap the Firewall tab. If the firewall is off, you should tap the padlock item, enter your password and switch it back on.

How do I Secure my Wi-Fi on a Mac?

Open the AirPort Utility app on your Mac, located in the Utilities folder in the Applications folder.
In the graphical overview, select the base station you want to configure, then click Edit.
Click Wireless.
Click the Wireless Security popup menu, then choose a security method.

How do I Configure my Router to Use WPA2 or Wpa3 on Mac?

To set WPA2 protection, open AirPort Utility, choose your base station, then click Manual Setup. Click the AirPort icon in the toolbar, then the Wireless tab, then choose WPA2 Personal from the Wireless Security menu.

Change your Wi-Fi Network's Name, Password, and Security ...

Click Wireless. Do any of the following: Change the WiFi network name: Enter a new name in the Wireless Network Name field. Change the password: Enter a new password in the Wireless Password and Verify Password fields.