I designed a new keyboard. How to apply for patent protection?

The utility model is the most suitable, and its features are clearly written. For example, you can write that the whole keyboard is divided into several areas, and which keys are arranged in each area, which can be clearly described in words.

Ask 1 whether the local senior institutions are senior. You can look at the licensing rate of their patents, especially invention patents. If the invention patent authorization rate is relatively high, it means that this patent agency is responsible. You can go there and ask questions. Generally speaking, whether you can apply for a patent, novelty or inventiveness depends on the novelty and creativity of your technology.