Undo Closed Tabs Button 的评价
Undo Closed Tabs Button 作者: Thomas
Firefox 用户 14443947 的评价
评分 4 / 5
来自 Firefox 用户 14443947, 6 年前To get the 25 tab limit you need to open about:config & change the following setting browser.sessionstore.max_tabs_undo to 25