This is a very simple way to make sure that your browser's window is the right size. It is not hard to use, and it does not require any settings or customization. If you don't want to enter any options, then you can simply download it and you are done. You will not need to deal with settings or customization at all.

It will let you resize the browser's window in two different ways:

The first one is resizing it for mobile. In this case, you can make the browser's window bigger. In order to do it, just install this extension and click on Resize.

The second one is resizing it for desktop. This option is very similar to the first one.