How to make your wireless network secure?

I am a network engineer and I will love to help you on this.There are lots of method through which you can secure your wireless network.First of all change the network setting of your wireless network by puttingsome password on your wireless network. So that on connection of any new useryour wireless network ask for the password. By the password only authorized userwho know the exact password can use your wireless network. Second thing youmust do is install a original version of antivirus for the monitoring of yourcomputer so that it can provide security to your system or it can prevent from thehacker. You can download a Demo version of any antivirus for your computer sothat you can know that which one is better for your computer or which oneprovide the more security. You can install the Demo version of the antiviruslike the Norton, Kaspresky, Panda, Avira. Hope these all information comes goodfor you.