How to apply config file to PSP game ?!

I want to apply config file to some games for PSP remaster on PS3, But I just don't know how

I Know with PS2 config file you need to download the config file and rename it exactly the same as ISO on the same folder, But with PSP I cannot find the files

https://www.psdevwiki.com/ps3/PSP_Custom_Configs

any help will be much appreciate