1. Positioning: Move the mouse to some links and the corresponding options will pop up.

2. Left Click: When the mouse cursor is positioned on the file, click the left mouse button to select the file.

3. Double-click with the left mouse button: position the mouse on the file and double-click the left mouse button to open the file; Double-click the left key on the title bar of the window to maximize and window the window.

4. Drag: Hover the mouse over the file, hold down the left mouse button, and drag the mouse to the specified location (also available in some software).

5. Drag and drop copy: drag a file in one window to another window, and you can copy a copy of the file to another window; Hold down the Shift key while dragging, and then cut the file to another window.

6. Batch selection: hold down the left mouse button and slide the mouse to select all files in the rectangular selection area where the mouse slides.

7. Right mouse button: The function of the right mouse button is less, and it is mainly used to open the corresponding menu. For example, right-click a file to open a shortcut menu, and you can copy, paste and cut the file.

8. Roller: The roller can turn pages. In the browser, Word and other windows, hold down the Ctrl key to scroll the wheel to zoom the page; In PS, AI and other software, you can also zoom the page by holding down the Alt key to scroll the wheel.

9. Press the wheel: When browsing a long document or webpage, you can press the wheel down to open the automatic page turning mode, and click the left mouse button or the right mouse button to close the automatic page turning mode.