If there is no taskbar, the operation is as follows

1. You can use the shortcut key "Ctrl+Shift+Esc" to directly open the task manager program;

2. After the task manager pops up, find the "explorer.exe" process in the "Processes" tab;

3. Select "explorer.exe" and click the "End Process" button below to close the resource manager;

4. Then click "File" in the upper left corner to open the menu and select "New Task (Run)";

5. After that, the "New Task" window will pop up, enter the name of the just closed process "explorer.exe", and click OK.