RCA J2C Downloadable Files Sync is the Pro system plugin that stops your J2Commerce downloadable products from lying about which ZIP file they serve. You ship versioned builds into free and pro folder trees under your attachment root; the plugin maps J2Commerce product IDs to those folders, points the primary product file at the newest ZIP, and can register older GPL builds plus an optional CHANGELOG. Manual Add Files paths go stale after every release unless something…
Use the menu under RCA J2C Downloadable Files Sync Docs for overview, install and updates, configuration, guides, troubleshooting, FAQ, changelog, and support.