Hi! What’s not quite right with Roon? · None of the above quite fits None of the above quite fits · None of these quite match Tell us what's going on · I was using a roon neuclus but have now switched to a Grimm MU2. My Roon backup was done on the neuclus with an external USB drive, now when I plu…

I think you’ll find that the Grimm MU2 can’t backup to a USB drive by design. See: [image] Unable to Backup Roon onto USB Drive (ref#WFVUVG) Support @benjamin I have been getting no where with you last request so I decided to email Eelco Grimm on a whim earli…

The USB port on the Grimm MU2 is for input only (i.e. Read Only). You can have a device there holding your library or music files, but not for backup.

Thank you. This was confirmed by Grimm.

Thanks for all the help guys. What do Grimm owners do to backup if I don’t use a NAS. Can I back up into the internal drive of the Grimm?

Hello @desmond1 , Thanks for following up. You can try backing up to the internal storage of the Grimm MU2, but we would still recommend using a dedicated backup location somewhere else on your local network whenever possible. If you don’t have a NAS, the best option would be to create a shared SM…

[image] desmond1: Thanks for all the help guys. What do Grimm owners do to backup if I don’t use a NAS. Can I back up into the internal drive of the Grimm? Do not back up to the internal drive of the Grimm. If the internal storage fails, you’ve got nothing. Offline backups are the best. I ba…

Welcome Desmond!! I have a Grimm MU1. Mark

Roon backup directory not available on Grimm MU2 (ref#8M87QM)

Support

Geoff_Coupe (Geoff Coupe) April 25, 2026, 10:21am 2

I think you’ll find that the Grimm MU2 can’t backup to a USB drive by design. See: