Communitys Ditto X4 not showing up as a USB Device. By tcelectronic.com - April 27, 2017 Share on Facebook Tweet on Twitter Ditto X4 not showing up as a USB Device. Randomly lights turned all red now it will not show up as a USB device to update firmware. I’ve followed the steps of holding down loop1 etc and even loop2 no dice. read more Source: http://forum.tcelectronic.com Tags: Ditto Looper, TC Electronic RELATED ARTICLES Help set up L3, Kemper, Friedman BE100 Zoom G3XN and Sterling MAJ170X Luke I – better strat sounds? Help: date of birth Now that's stripped down!! Help with a JP6 trade Question: Which Music Man Sabre is your fav? Cobra vs Boujee Short-scale Sterling Stingray?