I downloaded a mod for minecraft on my tablet (in the internet) and I do not know why I can't use it, what do you have to do or is the leader?
Do not know me so well with the pocket edition, but I did a bit of research and found it:
Maybe it helps you yes.
Mcpe master in the Playstore
Quite simply add Addons for Minecraft in the play or AppStore because everyone can upload some and there are always new…
There's also a new app but it is only on the iPad… This is mods creator