根据几位发生问题的用户反映，电脑在开机后会在右下角弹出User Profile Service的通知提示。你已经使用系统的默认配置文件登录。请参阅事件日志获取详细信息，或者与管理员联系。这种情况一般是由于系统配置文件毁损或者服务关闭引起的。

This issue may occur if the user profile was manually deleted by using the command prompt or byusing Windows File Explorer and if the “Do not logon users with ...

During an attempt to sign in, if Windows displays the Please wait for the User Profile Service message for a long time, say 5 minutes, then that post will help you ...

Nothing short of normal Windows updates have been installed recently, and I've no idea how long this problem has existed, as my standard user account along with the admin account still work just fine.

How to resolve three common problems that affect the Profile Manager service Your email has been sent Jesus Vigo reviews three common issues that affect the Profile Manger service found in OS X Server ...