Rohs Cutting Plotter 721 Drivers Windows 10 ((free))

If your cutter is relatively new, download the WCH CH340/CH341 USB to Serial driver . This is available directly from the official WCH website (wch-ic.com) or bundled within software like Artcut and SignMaster.

Change the connection type from "Direct USB" to .

Vinyl plotters require a serial connection (COM port) to receive precise vector data from your computer. Because modern laptops and desktops lack old-fashioned 9-pin serial ports, the RoHS 721 utilizes an internal adapter chip to connect via a standard USB cable.

Right-click the downloaded installer file (e.g., CH341SER.EXE ). rohs cutting plotter 721 drivers windows 10

Change the Flow Control in Device Manager port settings from Hardware to Xon/Xoff , or vice versa. This regulates data buffering.

The driver simply creates a bridge; your cutting software does the actual driving. The RoHS 721 does not require a dedicated Windows print driver (like an inkjet printer); instead, software communicates with it natively. If using SignMaster:

Here is a practical guide to set up your ROHS 721: If your cutter is relatively new, download the

Many generic sites ask for credit card details. The drivers are free. Reliable Sources:

Found in legacy or variant models. How to Check in Windows 10:

Setting Up Production Software (SignMaster, Artcut, FlexiStarter) Vinyl plotters require a serial connection (COM port)

Note down the specific assigned to your device (e.g., COM3, COM4). You will need this exact number later.

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Under the "Current Plotter" selection, choose , ROHS 721 , or a generic DMPL/HPGL cutter model if your exact brand isn't listed.