Once you have setup your account, you will be taken to the Dashboard, which looks like this:

Even though there is a lot to explore on the dashboard, for now let's focus on the most interesting aspect of Buffer - its extension for Chrome. Unfortunately Buffer doesn't support other browsers yet. However, due to its integration with Google, I would recommend anybody creating and authoring content to use Chrome. I personally think it is a great browser anyway, so it shouldn't be such a hassle.

Click on "Install the Extension" to proceed.

Don't be afraid - it's safe to "Add extension". You will begin to download a file. Once it's finished, run the applet and it will install the extension.

If it works out OK, you will see it as a clickable button within your extensions (to the right of the internet address bar). Just like this: