not exactly simple check but something like this. I was trying really hard. I also rooted my phone because of this to test changes LP do with my files but even if I know what he do, I cannot find correct place. weird. So this is my small fight against piracy on android ...
and last settings help on this, if this is settings before locus 2.1.0
and last settings help on this, if this is settings before locus 2.1.0