When you have two browser windows open on one computer, ie your school site and S@S management, it can happen that the changes made are not visible on the site, even after reloading the page.

• 当您有两个浏览器窗口打开一台计算机上，即你的学校的网站和SS管理，它可能发生的变化是不可见的网站上，甚至在重新加载。