Clem Schmidt’s QIRX 4.2.1 has been released today.Download QIRX 4.2.1 here.QIRX manuals: here.Compare V3 vs V4 features here.Mind: QIRX 4 is not free. You need a licence key.Make sure you do have your licence key at hand when installing an update.QIRX might ask you to input it. Also a backup of your QIRX config file…