Making a multiplayer game compatible with all the platforms requires careful planning and development. Some of them are:

Cross-platform compatibility: it is important to ensure that the players from different devices can interact smoothly.

Networking solutions: Multiplayer game development should create robust server architectures to handle connections from different platforms simultaneously to ensure high performance and low latency.

User experience: Multiplayer game developers will design each platform with unique interfaces and control faces. It offers consistent experiences throughout the game.