What should I do if the win8.1 notification bar icon is off and on?

When the icon of the notification bar is not displayed, what should we do when our startup shutdown is grayed out and cannot be selected? ?

1. Generally, our notification bar is an icon that we often use. Sometimes we delete it by mistake, and we can't find it anymore. We can solve it by right clicking and turning off the computer icon.

2, but sometimes we will encounter the following problem is gray when the icon is turned on and off, we can not set, then we must open the registry to change the settings .

3, the operation interface input as shown below

4, the following steps are sequentially opened

5, find the next side

6, no matter if you are a speaker, power supply, network connection, time, control center, just click on the corresponding, the prohibition, you can confirm, and finally don't forget to restart the computer ok. Br>