Developer cheat mode is not working. (Epic Games)
I have tried everything, no error message, I do hear activated but LEFT CTRL + A not doing anything
Can't say for epic, but steam at least got an game update yesterday. So likely the same for epic and likely cause for this issue.
Please use the update notification system to report a game patch, update or to report that the trainer may not be working with the latest version of the game. If 3 or more reports have been filed, consider BOOSTING the priority of this title for a faster turnaround on the updated trainer.