1. Click the window button 
on the calculator page to turn the calculator into a small window mode. Or slide out the smart sidebar, open the calculator, and the calculator will be displayed in a small window mode. Click the window button in small window mode to return to full-screen mode.
2. Click the double horizontal line 
in the upper left corner of the small window to open and adjust the transparency of the window.
3. Press and hold the three slashes 
in the lower-left corner to change the window size.
4. Drag the window button
to move the window position freely.
5. Click the “×” in the upper right corner to close the calculator directly.
