When the image becomes unclear, please consider the following points:

<ol><li style="list-style-type: decimal;">Check if the resolution of the source video has changed.</li><li style="list-style-type: decimal;">If the product shows a noticeable decline in image quality with the same source video, please check if the projector is overheating. You may cool it down or use it in a lower temperature environment.</li></ol>
 

If the above solutions cannot solve your issue, please contact Nebula Customer Support at support@seenebula.com for further assistance.

What should I do if the Cosmos 4K SE image is not clear?

Nebula

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