I can see how that would be difficult. I use only one laptop, one OS and one main browser. Sometimes I open Chrome to test things but I close it right away. No

I can see how that would be difficult. I use only one laptop, one OS and one main browser. Sometimes I open Chrome to test things but I close it right away. No need for anything there. When I change laptop, not very often, I copy the mozilla directory to the new machine.