redcorde box License key no longer works with Windows New instalation .

Hello.

I had to make Windows and thereby fixed on the I use my original Key was there at the DDJ RX no longer to record Wiren is Redcordbox tells me that I need to delete my License in redkordbox ... I ask for KUVO delete Lizensen my or tell me how I should vorgehn .. I the non-English language mächtigbin / tranlator !