How can put a security lock on wnet router

Please follow the below steps to put a security lock on your Option Router, so that no one is allowed to access it without your permission. And you are fully secured.

• Enter http://192.168.1.1 on the internet explorer address box
• Type the user name and password? Admin
• Scroll down to Encryption field > select WEP > press OK
• Go to Key Type Field, select the number of characters you would like as a password
• Go to Pre-Shared Key, enter your password, equivalent to the number of characters you selected in the Key Type Field
• Press Apply and Ok
• Each time you would like to connect, the system will ask for the password,
• Simply enter and confirm, and you will be automatically logged in.