Essential Guide to Redsail Cutting Plotter 720C USB Drivers Setting up a Redsail RS720C vinyl cutter requires more than just plugging in a cable; the correct USB driver is the vital link between your design software and the machine's hardware. This guide covers everything from finding the right driver to troubleshooting common connection issues on modern operating systems. Why the USB Driver is Critical The Redsail RS720C typically uses a USB-to-Serial bridge to communicate. Without the specific driver, your computer may see an "Unknown Device" or fail to assign a COM Port , preventing software like Artcut, FlexiSign, or CorelDRAW from sending cut data. Identifying Your Driver Version Depending on when your machine was manufactured, it may use one of two primary chipsets. Identifying the correct one is the first step toward a successful installation: FTDI Driver: Common in older or higher-end models, known for high stability. CH341 Driver: Frequently used in newer economical versions of the RS720C. PL2303: Occasionally found in specific regional builds. Step-by-Step Installation Guide YouTube·Nishaman Traders
To successfully install the Redsail RS720C cutting plotter USB driver , you must first install the driver software before connecting the hardware to your computer. This process creates a virtual COM port that allows design software like Artcut , CorelDraw , or FlexiSign to communicate with the plotter. Installation Steps Download/Locate Driver : Obtain the "Redsail RS720C cutting plotter driver" from the official Redsail CNC website or the CD provided with the device. Run Setup : Extract the compressed file (e.g., Redsail rs720c cutting plotter driver.rar ) and run the setup.exe file. Click "OK" to complete the driver installation. Hardware Connection : Connect the plotter to your computer using a USB cable and power the plotter on. Windows should automatically recognize the new hardware. Identify COM Port : Right-click My Computer/This PC > Properties > Device Manager . Expand Ports (COM & LPT) and find the entry labeled USB Serial Port (COM X) . Note the specific COM number (e.g., COM3) for your software settings. Software Configuration Once the driver is installed, you must configure your design software to use the newly created port: cutting plotter-RS720C
The Ultimate Guide to the Redsail Cutting Plotter 720C USB Driver: Installation, Troubleshooting, and Setup If you own a Redsail Cutting Plotter 720C , you know it is a reliable workhorse for vinyl cutting, sign making, and garment decoration. However, like any precision peripheral, its functionality hinges entirely on one critical software bridge: the Redsail Cutting Plotter 720C USB Driver . Without the correct driver, your computer will not recognize the plotter, turning a $500+ piece of equipment into a heavy paperweight. Whether you are running Windows 10, Windows 11, or an older system like Windows 7, this guide will walk you through everything you need to know about finding, installing, and troubleshooting the USB driver for the Redsail 720C. Why the USB Driver is Critical for the Redsail 720C The Redsail 720C connects via a standard USB-B port (the square printer-style port). Unlike older plotters that relied on serial (COM) or parallel (LPT) ports, USB offers plug-and-play convenience—but only if the operating system speaks the correct language. The USB driver acts as a translator. It converts cutting commands from software like SignMaster, FlexiSIGN, or Easy Cut Studio into a data stream the Redsail 720C understands. Without it, you will see errors like:
"Device not recognized" "Driver is unavailable" "Plotter not found in cutting software" redsail cutting plotter 720c usb driver
Finding the Correct Redsail Cutting Plotter 720C USB Driver Warning: Avoid third-party "driver download" websites. These are often riddled with malware, outdated files, or incorrect drivers for a different Redsail model (e.g., the 720 vs. 720C). Official Sources for the Driver
Redsail Official Website: Navigate to the support or download section. Look for the "Redsail Cutting Plotter Series" or specifically the 720C model. Included CD/DVD: If you purchased the plotter new, the driver is on the installation disc. However, disc drives are rare on modern PCs. Trusted Reseller Portals: If you bought from a reseller (e.g., USCutter, SignWarehouse), check their driver database. Windows Update (Optional): Sometimes Microsoft hosts a basic compatible driver under "Other devices."
Driver Specifications The Redsail 720C typically uses a CH341 or PL2303 chipset for its USB-to-serial bridge. In many cases, the generic "USB Printing Support" driver works, but for full functionality (including setting baud rate and handshaking), you need the dedicated Redsail driver. File name example: Redsail_720C_USB_Driver_v2.1.exe Step-by-Step Installation Guide for Windows 10/11 Follow these steps carefully. Do not connect the plotter until instructed. Phase 1: Preparation Essential Guide to Redsail Cutting Plotter 720C USB
Turn off your Redsail 720C cutting plotter. Disconnect the USB cable from your computer. Log in to Windows as an Administrator . Temporarily disable antivirus software (to prevent false-positive blocking of driver installers).
Phase 2: Driver Installation
Run the downloaded Redsail_720C_USB_Driver.exe file as Administrator (right-click > Run as administrator). Accept any Windows security warnings. Follow the on-screen wizard. Choose "Typical Installation." When prompted, do not connect the plotter yet . Let the installer finish completely. Reboot your computer (even if not asked). Without the specific driver, your computer may see
Phase 3: Hardware Connection
Connect the USB cable to your Redsail 720C and to a USB port on your PC (preferably USB 2.0, as USB 3.0 can sometimes cause issues). Turn on the plotter. Windows will detect new hardware and automatically use the driver you just installed.