How to solve [Fix] Authentication problem on WIFI networks

Hi Guys !

I have best methods to solve " Authentication error " on WI-FI even wireless networks.

 Method |1| :

1.  Turn off your WI-FI,
2.  Wait for 15 to 20 seconds, and then turn on your WI-FI.        

Method |2| :

1.  Turn on  Airplane mode/Flight mode, 
2.  Wait for 20 seconds, and then turn off Airplane mode/Flight mode. your wi-fi should be fixed after this.             

 Method |3| :

1.   Try to Connect any other wi-fi networks  that has no security,
2.   And Disconnect from that wi-fi, 
3.   Now connect to your WI-FI, and the authentication problem should be   gone. 

Method |4| :

1.    Restart/reboot your Android or IOS Device, This should definitely fix the problem.