If your Puppy Hachi Infinite M1 projector has a touch screen failure problem, you can check the following items for troubleshooting.

1. Make sure the projector is placed on a clean and flat surface.

2. Do not place any objects in the projection area.

3. The projection area must not be near strong light sources.

4. Make sure that the projection window and the bottom of the projector (indicated in red in the figure below) are clean and unobstructed.

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