Surface stylus is used for third-party software that is not displayed.

Use is not supported. SurfacePen is a digital pen developed by Microsoft. The reason why this stylus is not displayed in the third-party software is that the software does not support the use of this stylus. The technical patent of surface stylus is described as "digital stylus", which has the function of color perception, can perceive and identify the color of objects, and wirelessly transmit these color information to computing devices.