I think that I’ve finally pinned down the skill swaping problem. Spawn devouring golem and try to swap places with other skill that’s being used - you’ll get mirrored icons.
Link:
https://drive.google.com/file/d/1c9VhmB5A1MpHEUmCIgWUeZh-ONJMznbm/view?usp=drivesdk
Device Type: Smartphone
Device Model: iPhone SE (2020)
Device Operating System: 18.3.1 (22D72)
Diablo Immortal App Version: 3.2.4.2648051.4ed1ba7b.2741570.E.202.D.iPhone12,8