problems with wifi coonection after upgrading os

[AC Question]

just updated my htc sensation ex os from 2.3.4 to 4.0.3 and now the wifi connection wont be established

 

[B. Diddy]

Welcome to Android Central! Try rebooting the router by unplugging its power for 10 seconds, then plugging it back in. See this guide for more tips: http://forums.androidcentral.com/am...roubleshooting-wi-fi-connection-problems.html