If I teleport to y 30.000.000 and I use levitation I will beat y 30.000.000 and I can fly up forever, but I can't fly down(and I think now is version 1.14 not 1.12 or 1.11).
MCPE-46412
Breaking world barrier on top
Resolved
Invalid
0
It is a known limitation that teleporting to extreme distances might causes unexpected issues.