How to change the user agent in Firefox and what benefits this brings us - video tutorial

Hello friends, in today's tutorial we will learn what a User Agent for the browser is, what it is used for, how to change it and when to change it. I decided to do this tutorial because the Firefox 5 browser has a problem when we want to log in to our Yahoo Mail account. We will not be able to do this if we use Firefox 5, if we use the new Yahoo Mail interface and [Read more...]