(Link to the official Roland website)
You can find the DT-1 Version 1.01 Updater for Mac OS X on the official Roland support page to resolve compatibility issues with certain drum modules. roland dt 1 v drums tutor software download zip exclusive
Check the Roland Support Updates page. While they don't always host the full paid software for free download, they provide the necessary USB drivers and patches to make the software work on modern OS versions. (Link to the official Roland website) You can