Found within the map folders; these track specific quest states. fowData.arz
C:\Users\[YourUsername]\Documents\My Games\Titan Quest - Immortal Throne\SaveData\ Main Characters: Found in the subfolder. User-Created Maps: Found in the subfolder. titan quest legendary edition save file
/storage/emulated/0/Android/data/com.dotemu.titanquest/files/Preferences/Save data/Main/ Found within the map folders; these track specific