По запросу: "how to remove action tab from Firefox" найдено 95 иконок.

eraser-line
ic_fluent_comment_delete_24_regular Created with Sketch.
1226
Cart-remove Created with Sketch.
ionicons-v5-e
180
action / 1 - action, add, addition, increase, new, plus, positive icon
Document-remove Created with Sketch.
player-shot
uninstall-outline-alerted
Folder-remove Created with Sketch.