Changing the password. whenever you change the password of your router, it disconnects all current devices, including ones you don't want to be connected. from there, reconnect the devices you want on the network and then you are done!
Log in is the feature that allows you to access your electronic account in a website, database or other, also a bank account. Your username and password are stored in cookies (files that websites use and are stored in your browser) for the session. This is true if we talk about websites.
When you're done, you log out from your account, you disconnect. Cookies are cleared (for websites) and you're out.
Answer:
i<6 is the "end guard". This means that the loop continues while this is true, and ends when this is false.
i++ is the "continuation", it is the operation executed when the loop continues. i++ increases the value of i by one.