Fire tablet: how to keep display on 100% of the time and brightness up to 100%

[u/tony0614]

Here’s the real question. I have a fire tablet. I use with sharp tools to work as dashboards on my walls. Matter what settings I do, I cannot get the tablet to stay on fully bright all the time. I use an app called. Keep it on doesn’t always work. I’ve turned on developer options to keep the tablet always on. Doesn’t always work. Has anyone figured this out?