Replace that new file with your backed-up (highest number) save, ensuring it is renamed to match the new file name exactly. Jagged Alliance:BIA Modding Tutorial by FinnBat ( Part 1 )

: To see changes in-game, you may need to open and close the character's inventory menu to trigger a refresh of the game models. Essential Modding Tools

: Load the original .sav file into a hex editor such as HxD or Cheat Engine .

Use the Ctrl + F search function to find strings like money , or search for the specific name of your custom mercenary.

Start a new game, pick any merc, and save immediately to create a fresh savegame0001.dat .

This happens if the file size changes drastically during text editing. Ensure you are overwriting characters exactly without adding accidental spaces or structural lines.