Follow these steps in order to fix Men of War Assault Squad 2 Freezing and Crashing while playing (or before the launch of the game):
1. Find MoW AS2 in your steam library
2. Right click and select properties.
3. Select launch options and enter exactly as follows
4. Now locate Documents / My Games / Men of War Assault Squad 2
5. You will see a profiles folder, rename this folder to anything you would like i.e. profile2
6. Launch the game.