This article assumes you will be using Google Chrome or Mozilla Firefox on a PC or Mac. Press the corresponding keys to bring up the console.
Chrome: Ctrl + Shift + J
Firefox: Ctrl + Shift + K
Chrome: Command + Option + J
Firefox: Command + Option + K
The console will look something like this:
Is the Tracking Tag Loading?
If you see a message like this, the tag is working properly. Don't worry if the text on your site doesn't look exactly the same at this.
If you see a message like this, then the tag is not working. Double check the tag was installed properly and try again.