How to Remove a Network on a MacBook Keychain
The Keychain on your MacBook is a program that stores network keys and passwords for any website or wireless network on your computer and is considered the hub of password storage. When you first create an account on your MacBook computer, the Keychain application uses your account password to lock its information. If you wish to remove a network's stored password from your Keychain, you can do so by accessing the Keychain application in your System Preferences.
Things You'll Need
- Mac OS X v.10.5 or later
Click the "Go" menu item found at the top of your MacBook's desktop screen, and click "Utilities from the drop-down menu. Alternatively, open the Applications folder in Finder, double-click the "Utilities" folder icon, and double-click the "Keychain Access" icon.
Select the lock icon in the upper-left corner of the Keychain Access screen, enter your adminstrator name and password, and press the Return key on your keyboard to unlock the application.
Select the "Login" tab in the Keychains section of the Keychain Access window, and click "Passwords" in the Category section of the window. Click the "Kind" column tab in the main window of Keychain Access to arrange your passwords by type.
Scroll down to "Network Password" and click the network's name you wish to remove. Press the "Delete" key on your keyboard, and click the "Delete" button in the confirmation pop-up window.
Click the lock icon in the Keychain Access window to finish editing and re-lock the application, and exit out of the application.