The notification icon under the windows taskbar is missing. How to solve it?

The notification icon under the taskbar is missing.

1. Open the registry editor (regedit)

2. Locate the following path: HKEY_CURRENT_USER\\Software\\Classes\\ Local Settings\\Software\\Microsoft\\Windows\\CurrentVersion\\TrayNotify

3, select -> right-click - delete the two key values ​​of IconStreams and PastIconsStream, and then close the registry; >

4. Open the Windows Task Manager (Ctrl+Shift+Esc) and end the Explorer process;

5. When finished, click “File”->New Task-> ; Enter: Explorer.exe -> OK; when done, it will be fixed.