How to Block a Wifi Network on Mac?

How do I "blacklist" a Wireless Network on my Mac?

Go to " System Preferences " > "Networks" prefpane.
Choose "AirPort" or "WiFi" on Lion on the left.
Click the "Advanced" button.
In the resulting sheet, choose the "AirPort" or "WiFi" tab.
Select your neighbors wifi network in the list and hit the "" minus button.

Can I Block a Wi-Fi Network on Mac?

Scroll down the list, and click on the network you want to block. Click the – button below the "Preferred Networks" list. This will remove the selected WiFi network from the list, and prevent your computer from automatically connecting to this network in the future.

How do I Block a Connection on my Mac?

open system preferences from the apple menu.
select security & privacy.
click firewall tab.
click on the lock at the bottom of the window to unlock the pane and enter your admin username/password.
click turn on the firewall [or start]

Can you Block a Wireless Network?

A WiFi signal can be blocked on your computer if you dont wish to participate on a wireless network. While it is nearly impossible to remove the presence of WiFi signals from the local environment you can block the signal from entering your computer by disabling the wireless network adapter.

How do I Stop my Mac from Joining other Networks?

Open the Network system preference pane.
Click your Wi-Fi entry in the adapter list at left.
Click the Advanced button.
In the Wi-Fi tab, select a network or networks you want to remove, and click the minus (-) sign.
Click OK, and then click Apply.