5 ਤਾਰਿਆਂ ਵਿੱਚ 4 ਮਿਲੇ

ਵੱਲੋਂ Brachyblast ਜੁਲ 23, 2016 ਤੇ · ਪਰਮਾਲਿੰਕ

This add-on should be in vanilla Firefox.
However I think the default scroll mode should be "Scrolling down moves right" as it works this way when switching workspaces and windows on most desktop environments.