What version of the game you are experiencing the issue with:
Classic Wrath (NeatPlates-v417)

Describe the bug
Faerie Fire not showing

To Reproduce
tested several time and it is not showing on the nameplates....

Expected behavior
it supposed to show on the name plates ??

Screenshots

Additional context

Sorry for taking a while to respond to this.
By default any debuffs you apply over a certain duration won't show. This is part of the default filtering to avoid clutter.

You can add Faerie Fire as an aura you would like to track under Additonal Auras