Mac OS X Lion 10.7: How to Fix connection problems with a wireless network

There are many Mac OS X Lion users continue to encounter problems with re-connecting to a wireless network. In most cases, this problem occurs when a Mac from sleep is achieved.

In many cases this problem is relatively easy to solve. The problem is caused by the list of known networks to which the Mac is logged in the past. Because this list will be empty in most cases the problem is solved. 100% guarantee this, we can unfortunately not give.

To remove the list of recent preferred networks as follows:

• Check to  ▸ ▸ System Preferences Network

• Select the Airport / Wi-Fi adapter

• Click on Advanced

• Remove all preferred networks in the list

• Click OK

• Reconnect to the wireless network.