Same problem,
Minecraft PE: v0.15.7Device OnePlus 3 (soft gold)OS: OxygenOS 3.2.4
Edit: Fixed by going into controller options and changing the pause button, the physical back button is considered button 12 as opposed to 13
Chris Keiper
Same problem,
Minecraft PE: v0.15.7
Device OnePlus 3 (soft gold)
OS: OxygenOS 3.2.4
Edit: Fixed by going into controller options and changing the pause button, the physical back button is considered button 12 as opposed to 13