Unzip the File
Windows : Right Click, Extract here.
MacBook : Double Click on Zip in Finder.
Navigate to Remote Debugging
Click the sandwich menu in the top right.
Click on More Tools
Click on Remote Debugging
Open This Firefox page
Found on the left-hand side of the Remote Debugging Page
Load Temporary Add-On
On the right hand-side of the This Firefox Page, press the Load Temporary Add-On button
Navigate and Select Nova Click
Make sure to navigate to the extracted Nova Click folder once pop-up is initiated, and inside of the folder find manifest.json, which you will need to select.
Once selected, click Open.
Pin Extension to Toolbar
For easy access, please make sure to pin the extension to your firefox toolbar.