If you are not easily seeing the content in bright sunlight on your Kindle Fire you’re using. Then, you must read this article to know about How to Read Kindle Fire in Sunlight. With the Kindle Fire and Kindle Fire HD, it may be difficult as the difference lies in the screen technologies.
The Kindle Fire and Kindle Fire HD both use screens similar to an LCD glossy computer monitor that generates a glare when you open a window, similar to glass television screens. It has a glossy reflective surface, there’s more likely to be a strong reflection in outdoor bright sunlight.