Just came here to say that I'm still hitting this bug (ublock origin not showing up on firefox startup).
I'm using the webext-ublock-origin package on ubuntu 20.04 on a 2011 macbook air (x86-64).
My current workaround is to go to add-ons and disable then re-enable ublock origin after every firefox restart to get it to show up, but that's less than ideal.
Just came here to say that I'm still hitting this bug (ublock origin not showing up on firefox startup). ublock- origin package on ubuntu 20.04 on a 2011 macbook air (x86-64).
I'm using the webext-
My current workaround is to go to add-ons and disable then re-enable ublock origin after every firefox restart to get it to show up, but that's less than ideal.