Selenium IDE Installation Part 2 (Firefox)
The installation of Selenium IDE on firefox is just simple as a Chrome browser.
https://docs.seleniumhq.org/download/
Copy and paste the above URL into the Firefox browser scroll the page till you have not seen the Selenium IDE section. New IDE version doesn't support any plugin's if you want to use any plugin's with the IDE you should download the previous(legacy) versions of Selenium IDE (View image 1).
Now click the Download latest released version for Firefox option, you will be navigated to the Selenium IDE download page (View image 2).
Now click the button Add to Firefox and then you will see downloading get's started. (View image 3).
After the successful installation of the IDE, click the below button mention on the screenshot image (View image 4) this will launch the IDE UI.

Fig.3

Fig.4
