1st bug you cant put out fire in survival
2nd bug zombie pigman armour are invisible
3rd bug spawn a spider on a spawn egg. Hes health starts 6 instead of 16 you can see the health at dmg indicator mod
4th if you put a sign and press next 4 times you will type at the right side example:
I continue hereHello
Im a gamer
In mcpe
Please report only one bug per one ticket. And be sure to search for existing tickets before creating one.