Before performing the steps below, make sure you are not using any other mods. Only perform the steps below if the mod does not work even though you have not activated any other mods than population control.

1. Delete the CK3 game.
2. Delete the Documents\Paradox Interactive\Crusader Kings III folder (recommended to keep a backup. This folder contains your saves, etc.)
3. Delete CK3 Workshop files (SteamLibrary\steamapps\workshop\content\1158310 folder.)
4. Reinstall CK3.