Allo m?? Houston we have an issue lol :) Downloaded it and this message appears : "Failed to open IndexedDB database. Your browser profile is most likely broken. On Firefox open about:support and click 'Refresh Firefox' to fix it. Then restart your browser. ?? So what's the problem Doc ?? :)

Ps : By the way,i've created a new profile and same message

PS bis: Lol :) i've found the solution: / just Set the browser's privacy & security settings to remember history and roll my hen :) ..!!By thw way your add-on is fanstatic :) tks BRo :)