Additionally, many plotters sold under the “ROHS” brand are actually re-branded units from manufacturers like GCC, Liyu, or Pulsign. This means that “official” drivers might not exist under the name “ROHS 721,” forcing users to locate generic or compatible drivers.
: Most generic "721" series plotters (like the JK-721 or MH-721) use the FTDI CDM20828 driver. You can find these on the FTDI Chip official site or via community portals like Driver Scape .
The Redsail/ROHS 721 is natively supported by FlexiSign.
: Modern cutting software like VinylMaster, SignMaster , or SignCut often come with pre-configured drivers for the 721 series, which are typically more stable than standalone manual installations. Machine Capabilities US Cutter MH 721 & SC2 Review
Programs that promise to automatically find your ROHS plotter driver are almost always bundled with adware or worse. Stick to manual methods.