How did you figure this out @Shugster
I ask as this information can go onto help others seeking out similar help and advice 👍
Daily Driver > Samsung Galaxy s²² Ultra 256Gb in Phantom Black.
The advice I offer is my own and does not represent Samsung’s position.
I have no affiliation with Samsung.
@Shugster: Are you using the Samsung Email app and, if so, did you tap the 3 lines in the top left > Tap the cog in the top right of the pop up window > Manage folders in order to show your Junk Folder?