IMPORTANT!
You need this tool to fix the checksum;so,after editing option file you must use the tool by Ariel Santarelli
The tool must be placed in the same folder of option file folder..
Let's start:
1. Open param with winhex
2. Copy bytes from offset 30 to offset 1B82F (1B800 in size)
3. Go to your saves folder;
4. Now open PES2008_EDIT_01.bin (your option file)
5. Go to offset E8CE0 (where the param starts)
6. Right click--->beginning of block
7. Now go to offset 1044DF (param ends here),right click--->end of block
8. You have just selected the param to be replaced , now return to offset E8CE0
9. Delete the block you've just selected(pressing del) and click ctrl+v to paste the edited param(the one you just have in your clipboard data)..
10. Now save and load the checksum tool and press "process"
11. Done
, now return to offset E8CE0