Many antivirus programs flag trainers as "false positives" because they inject code into a running game. You may need to add an exception for the trainer.
To give you an idea of what to look for, here are the most common and powerful options you'll find in these tools, many of which are confirmed to work on Build 5934: total war shogun 2 trainer v1 10 build 5934
Inside the game, press the designated hotkeys (e.g., F1 for Money, F2 for Movement) to toggle features. Why Use a Trainer in Shogun 2? Many antivirus programs flag trainers as "false positives"