@meme50,
A- to change engine password you need to use this tool (
View attachment Kal Server Controller.rar).
follow the steps, open Kal Server Controller.exe
1. select Engine pass tab.
2. click open engine button and select the engine.exe
3. enter the new password of engine.
4. click change pass button.
5. click save button.
6. close the program.

:
B- to change pk files password you need to use this tool (
View attachment KalOnline Advanced PK Editor.rar).
follow the steps, open KalOnline Advanced PK Editor.exe
1.
2.
3.
4.
5.
6.
1. click on file tab, open packed.
2. select config.pk file.
3. enter the pk file current password.
4. click on file tab, save packed as.
5. select config.pk file. (you can save it to another file)
6. enter the new password of pk file.
7. do same steps to e.pk file.
hint, engine and pk files password must be same.
Kind regards, Hobo