This addon will give you ember weapons that will give you fire resistance and alot of hearts and speed and the armor will give you no knockback when you take a hit
There will be a resource pack and a behavior pack this is how to download them
download the folder
open the folder though your files app if you are on Samsung go though files
once you see it hold click it on the files
then it move to and it the back button
go into internal storage and go the android
go to data
scroll down until you see com.monjang.minecraftpe
open it and click the files folder
move the file here then open it
click Ember addon_v1 _behavoir_pack
hold it until you see move to
go into games after you click that
hit com.mojang
and move it to behavior_packs not development just behavior_packs then do the same to the resource pack
if you still dont understand here is a video