Enable desktop notifications for your account via the Settings Widget which can be accessed via the web application of CarFilm.
At this time desktop recording and notifications are limited to the Google Chrome browser.
Click into the settings gear in the upper right hand corner
Scroll down within settings box to Notifications and turn on (swipe to the right).
Your browser will ask for permission to show notifications via a prompt in the upper left corner, please Allow.
Save the setting changes by clicking "Save" within the settings menu.