Picard is extremely slow on larger amount of songs

Have a look at the above post and then see if you can find out how to turn off logging - the following approach from that thread might be all that is actually do-able as far as “switching off logging”;

“MetaTunes
Feb 12
Not sure you can turn it off, but you can make sure that the “debug mode” box is not checked (go to Help->View Error/Debug log).”

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