桌面属性--设置--高级--开启GPU加速
1. Enter 'about:config'
2. Click through the warning, if necessary
3. Enter gfx.font in the 'Filter' box
4. Double-click on 'gfx.font_rendering.directwrite.enabled' to set it to true
5. Below this, right click and select New > Integer to add a pref setting
6. Enter 'mozilla.widget.render-mode' for the preference name, 6 for the value
7. Restart
桌面属性--设置--高级----最后一个---