A new edump add-on for FireFox(Quantum) has been released. FireFox(Quantom) has a new architecture for executing it’s plugins, hence you should reinstall the new edump add-on to your FireFox. You can download and install from this website below.
https://addons.mozilla.org/en-US/firefox/addon/add-on-for-edump
The edump console will be available on the developer window of FireFox.
