Spawner only shows fire and smoke without any mobs spinning inside, and unless you hover on the spawner block to highlight it, the mob it spawns won't be shown.
This also happens when you're using other resource packs.
MCPE-62351
Spawners show no mobs unless highlighted
Resolved
Duplicate
1
X12503181
(Unassigned)
Unconfirmed
Android
Android 9
Spawner
1.14.1 Hotfix
Retrieved
Thank you for your report!
However, this issue is a Duplicate of MCPE-56879.
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