适合亮度调节功能失效的笔记本和不具备软件亮度调节功能的台式电脑使用。 注：安装后请刷新已打开的网页，亮度调节功能才能正常生效。 Suitable for laptops with brightness adjustment function failure and desktop computers without software brightness adjustment function. Note: After installation, please refresh the open web pages for the brightness adjustment function to work properly.