Do you want to change the password of your wifi router in this toturial I am explaining how to change the wifi password of ptcl all other service provider follows the same set but the addresses is some what change.
Step1:Open your browser and enter the url address of your router setting in case of ptcl it is “192.168.1.1”.
Step2:After that the following window of “Authentication Required” will be opened.Enter the username and password by default the username and password both are admin.
Step3:After that the following window appears click on wireless.
Step4:Now click on Security and the following window will appear.