Firefox won't open certain websites
My Firefox has started refusing to open certain websites which I have previously accessed. These include, but I suspect are not limited to: warhorn.net foambrain.com mybe… (read more)
My Firefox has started refusing to open certain websites which I have previously accessed. These include, but I suspect are not limited to: warhorn.net foambrain.com mybestjudymerch.com
Google Chrome on this computer will open these sites, as will my Firefox install on my work computer. I'm running Big Sur 11.2.1. I have tried every step on this page and forum thread. https://support.mozilla.org/en-US/questions/1290042