Hello,
More of a Bugreport then a Support question,
I just noticed the flatter Link on your website is dead and I also couldnt find any Information about how to donate in the options and information of the installed addon in firefox quantum.
Cheers
Flatter Link is dead, also no information in the Plugin
Flatter Link is dead, also no information in the Plugin
Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:60.0) Gecko/20100101 Firefox/60.0