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[Finios]

Thank you.
With the following code I now have replaced every contry code in every nfo file in the current folder and all subfolders.

Code:

find . -type f -name "*.nfo" -print0 | xargs -0 sed -i --expression='s_<mpaa>DE-\(.*\)</mpaa>_<mpaa>FSK \1</mpaa>_g'