Computers and mobile phones are just as problematic, and the first solution we try is to "reboot the system."
Method Two
We right-click on the taskbar and then click Task Manager to see if there are any in the Task Manager:
"C:\windows\systemapps\shellexperiencehost_[here a string of strings, probably there will be different]\shellexperiencehost.exe"
Method Three
If you do not want to reboot, but the taskbar appears in the process, then directly force the end of the process, after its automatic restart, the basic Start menu will be used normally. If you do not have the process, when you open Task Manager, press the Windows key on the keyboard after the mouse click the Start button, when the Task Manager in the Error collection program, Windows Shell Experience host This process will also appear briefly, Seize this opportunity to force the end of it to automatically restart, after which the problem can be solved basically.
Well, about Natalie can not open the problem has been handled well, this is the end of the process restart, in fact, the simplest is to restart the computer.