Differences Between Multi-screen(MirrorShare) and Wireless Projection

Wireless projection in EMUI 9.0 allows you to project your phone screen onto a large display, without the need of an adapter cable.

What are the differences between Wireless projection and traditional multi-screen interactions?

From a technical perspective, Wireless projection optimizes the performance, resolution, and power consumption of the traditional multi-screen feature based on the Miracast protocol.