You can also solve the issue by deleteing the network and rejoining.
An easy way to prevent that confusion would be to add a menu bar option to drop networks from anywhere, but for now all versions of OS X work as described above.
Double click on the name of the network for which you want to view the password.2) What model of AirPort router you have.Forgetting a wi-fi network in Mac OS X is very easy, though the option is a bit more hidden than some users may expect.All you need is your administrator account password.This will filter the keychains to just your stored passwords.
Modify the Password in Keychain, you can do this under, keychain Access.
Advanced located at the bottom right of the pop-up window.
Just rejoin and enter in the good password.
Select the System keychain in the left menu bar, and select Passwords from the category menu.
Open Network Preferences at the bottom of the drop down menu.
Fortunately, like the iOS counterpart, learn to drop a network once and you wont have to wonder how to do it classic ping pong game again in the future.
Pull down the Wi-Fi menu icon and choose Open Network Preferences, or go to the Network preference pane from Apple menu and System Preferences.Related Posts roman, february 23, 2011 roman, january 25, 2011 roman, march 29, 2011 roman, january 25, 2011.Select the WiFi network you want to delete, and click the minus sign as indicated in the image below.Once a wireless network has been forgotten, OS X will no longer join it automatically even if it is the only network available.So how can you recover a saved password from your Mac when you forget it?While setting the wi-fi network priority is one option, another option is to have the Mac forget the network, preventing it from automatically rejoining again.If you change your mind, the forgotten network(s) can be re-joined or remembered again simply by choosing it from the wi-fi menu bar selection.Delete the Network Rejoin.There are two ways to do this.You can also reconfigure which networks are connected to first by clicking and dragging the WiFi network to the top of this list.Button and you will be able to delete your Wi-Fi Network.Level 10 (112,103 points jan 25, 2017 6:00 PM in response to d, sorry, but we do not know.