you need this program not the trainer manager
PC Trainer Customizer
The Cheat Happens PC trainer customizer allows a trainer's hotkeys to be customized by the end user. The trainer must be compatible and is typically marked as "CUSTOMIZABLE" somewhere on the trainer itself.
* Updated game trainers and cheats daily
* Get notified when new cheats are added
* Request which games get new trainers
* Priority support with any problem