Sometimes when we surfing on internet, we found some error codes on our browser. What it means? Here we are :

400 : This is bad request error, First check you may be typing wrong URL name and server could not understand your request.

401 : You are trying to open any unauthorized access site or page. Check your username and password if you are trying to open any webpage.

402 : Payment Required Error

403 :         You are trying to open any forbidden page and you are blocked by that domain.

404 : Here you are trying to open the webpage that was removed or re-named, also check the URL spelling.

408 :        This is time out error. you should send the request with in time that the server set for you.

We hope this would be useful.