First you will need to download the Transaction Monitoring Recorder and install it as an add-on to your Firefox browser.
From the Monitis dashboard Monitors menu > > End User Monitoring > > Synthetic Transaction.
On next window click on “download” to download the TM Recorder.
Open Firefox, go to “Add-ons Manager” and select “Install Add-on From File…”.
From “Open File” dialog navigate to the downloaded recorder and select it to start the installation.
Restart Firefox to finalize TM Recorder installation. If the TM Recorder installation has been
successfully completed, TM Recorder icon should be seen in the Firefox toolbar.