I scanned via Mapped Drive: Add/Rescan Files to Library --> Add Location (dropdown) --> Choice of Local Storage / Network Storage / Media Server / Cloud Storage. The media server has remained visible the entire time. In fact even with the library indexed files no longer playing, I could still see ...

Downloaded a Gold License and upgraded to 5.0.4.2692. Also pushed my music library from locally on my laptop to a Synology NAS server. Had 3 days where the library was scanned and loaded (which took a while since it was ~ 13K songs) and worked nearly perfectly. Songs played fine, play counts updated ...