If you think this add-on violates Mozilla's add-on policies or has security or privacy issues, please report these issues to Mozilla using this form.
Please don't use this form to report bugs or request add-on features; this report will be sent to Mozilla and not to the add-on developer.
Pretty simple. I copied the tracking info from the website and pasted it into the Firefox search box and selected the USPS search. That's it! It opened the USPS website and right to the tracking page.