Complete Reference for D&D

To finish the night I found an app called x-plore file manager that allowed me to point to an app to open the dd35 files I have.. out of the 15 apps I have installed it didn't point to d20 as being installed at all.
I give up, I have to work tomorrow.

Factory reset my tablet out of frustration and figured a clean slate would allow me to download everything properly.. installed d20, astro and started trying to download files, they downloaded through chrome directly into my downloads folder without asking about install, then when I used astro it ...

So I've read through the forums and got the info I thought I needed for installing the community content for the app.
Downloaded a file manager..no go, didn't see the app so i could associate the files to it..
Tried emailing the files to myself ..no go, just downloads the dd5 files directly to my ...