so I had to update to latest version of the Firefox web-browser and as of sudden some of my extensions in my Firefox web browser version 71.0 are no longer working , others add-ones are errors out and becoming unusable and I really not like that because of latest Firefox update were been pushed to the users .

I am using another web-browser which is based on Firefox web browser . I use the latest version of that web-browser and I had no any problems with all extensions are already installed ! in meanwhile how do I can to resolve this if it can be fix or not just lets see how we can go with :)