Redsail Cutting Plotter Usb Driver Install May 2026

To always use COM5 (avoid shifting ports):

The process on Linux can be more complex and varies depending on the distribution. Generally:

If you encounter issues during installation or if the plotter is not recognized by your computer, ensure you've followed all steps for your specific operating system and that the plotter's power and USB connections are secure. Always consult the user manual or contact Redsail support for model-specific troubleshooting tips.

Installing the Redsail Cutting Plotter USB Driver

Step 1: Download the Driver

Step 2: Extract the Driver Files

Step 3: Connect the Plotter to Your Computer

Step 4: Install the Driver

Step 5: Install the Driver Manually

Step 6: Complete the Installation

Step 7: Verify the Installation

Troubleshooting

By following these steps, you should be able to successfully install the USB driver for your Redsail cutting plotter.

Installing the USB driver for a Redsail cutting plotter typically involves installing a virtual COM port driver (often

so your design software can communicate with the machine over a USB cable. Step-by-Step Installation Guide Prepare the Driver

Locate the driver on the original CD provided with the machine or download the latest version from the REDSAILCNC help files . Common drivers include the 340 USB Driver FTDI USB Driver Connect the Hardware

Plug the USB cable into your computer and the plotter, then turn the plotter on. Windows should detect new hardware. Run the Installer Run the driver executable file (e.g., CH341SER.EXE and wait for the "Driver install success" message. Verify the COM Port Device Manager on your PC. Expand the Ports (COM & LPT)

section to find your device, listed as "USB Serial Port" or "USB-SERIAL CH340" followed by a port number (e.g., Configure Your Software Open your cutting software (like SignMaster Go to the output/cutter settings and select the Ensure the matches the COM number found in Device Manager and set Flow Control

variant) is the bridge that allows modern computers to talk to these budget-friendly machines via a virtual COM port. While functional, the installation process is frequently described by users as dated and prone to "teething problems" on newer operating systems.  The Installation Process 

Initial Setup: You typically run the driver installer from a provided CD or a manufacturer download before connecting the plotter.

Port Mapping: The driver creates a virtual USB Serial Port (COM X) in your computer's Device Manager. A common user frustration is that you must manually check which COM number was assigned and then match it exactly in your software (like Artcut, FlexiSign, or SignMaster). redsail cutting plotter usb driver install

Software Compatibility: It works well with older industry staples like Artcut and newer options like Easy Cut Studio.  Performance & Reliability  Redsail RS720C USB Driver Manual | PDF - Scribd

Installing the USB driver for a Redsail Cutting Plotter (such as the RS720C or RS1360C) is a multi-step process that involves installing the correct Virtual COM Port (VCP) driver and then mapping that port in your design software. 1. Identify and Download the Driver

Redsail plotters typically use one of two internal USB-to-serial chips. You must install the driver that matches your specific machine's hardware: CH340/CH341 Driver

: Used by many standard Redsail models. You can often find this as CH341SER.EXE from the manufacturer's site. FTDI Driver : Used in some specific "USB Port" versions. Check your Redsail User Manual

or the provided CD to see if your model requires the FTDI version. 2. Installation Steps for Windows

Follow these steps to ensure the computer recognizes the plotter: Connect Hardware

: Plug the USB cable into both the plotter and the PC, then power on the plotter. Run Installer file (e.g., CH341SER.EXE ) and click . Wait for the "Driver install success" message. Verify in Device Manager Right-click This PC/My Computer Device Manager Look under Ports (COM & LPT)

. You should see a "USB Serial Port" followed by a port number (e.g.,

Note: If it shows an error, right-click it and select "Update driver," then browse to your driver folder manually. 3. Software Configuration

Once the driver is installed, you must tell your software (ArtCut, FlexiSign, or CorelDRAW) which port to use. Using ArtCut Open ArtCut and go to the Select your device (usually and choose the that matched the one in your Device Manager (e.g., COM3). Flow Control Using FlexiSign Redsail Cutting Plotter User Manual for USB Port - emoc

This is a complete guide to installing the USB driver for a Redsail Cutting Plotter.

These machines (commonly the Redsail RS series like RS720C, RS1120C, etc.) are popular budget-friendly plotters, but they are notorious for having outdated driver discs and requiring a specific setup process to communicate via USB.

Here is the step-by-step guide.

Use Terminal (Tera Term / Putty):

Liang found the Redsail cutting plotter tucked into the back of the warehouse like a retired ship waiting for a captain. It was the centerpiece of the small sign shop he'd inherited from his uncle: a hulking frame of metal and rails, a mat with faint ghostly outlines of once-cut vinyl, and a control panel that blinked only when the fluorescent bulbs overhead did.

For a week the shop hummed around him—customers asking for banners, a kid at the counter wanting a custom skateboard decal—but whenever Liang thought of the Redsail machine, he felt the same quiet resistance: it would not talk to his laptop. The plotter’s USB port stared like a locked porthole. The software would not see it. The screen on the machine flashed an error number he couldn't find in any manual.

He remembered his uncle's laugh: "Machines are like stubborn old dogs, Bao — they just need you to prove you're worth their trust." Liang had always been better with design than with soldering irons, but he rolled up his sleeves anyway. He made a tiny plan.

First, he scraped the dust-free from the manual's spine and read the parts that everyone else skipped. The Redsail CD was missing, like most things in the shop, but the manual noted the model number and a URL. Liang's apartment internet was flaky; the coffee shop down the street had reliable Wi‑Fi and half-decent pastries. He took his laptop and the plotter's serial sticker to the cafe and began the hunt.

The web was a cavern of versions and forum posts. "Try the 3.2.1 driver," one message said, from a username like CutMaster87. Another, labeled in broken English, advised to install the driver in compatibility mode and disable Windows' driver signature enforcement. Liang felt his chest tighten with each conflicting suggestion. He wanted a single, simple answer, but machines rarely offered one.

At the cafe, he compiled a list: check cable and port; try different USB ports; note the plotter’s model; download the latest Redsail driver for that model; disable conflicting software; install in administrator mode; power-cycle the plotter. He made it a ritual—each step a small exhale—and returned to the shop.

The USB cable was intact, but the connector had a faint bend. He swapped in a spare cable from a box of old printer cords. The laptop recognized the device at the hardware level but left it unnamed, an anonymous node in Device Manager. He hovered over the "Update driver" option and thought of giving up, of renting a modern cutter that came with polished installers and smiling support emails. He thought of his uncle, who'd built a life around imperfect machines.

He downloaded the Redsail driver from a small manufacturer mirror linked off the official site. The file was older than his laptop, but it matched the model stamped on the plotter's chassis. The downloaded package included a README with instructions in halting English: install driver, connect plotter, power on, run test. Liang right-clicked the installer and selected "Run as administrator." The progress bar moved in chewed, cautious sections. Midway, Windows warned about unsigned drivers. He stared at the warning like it might tell him his fate. He chose "Install anyway." Authorize and Connect :

The plotter's lights blinked in a new rhythm—two short, one long—and the laptop suddenly named it: "Redsail RS-3600." For a heartbeat he felt charmed, as if the machine had nodded to him. He launched the control panel software. The interface was spare, a relic of a different era: skeuomorphic sliders, thin grey icons, a font that refused to be modernized. He uploaded a test SVG and pressed "Cut."

The blade descended, hesitated, and then—on the mat where years-old scraps lay in a confetti of vinyl—shears traced a perfect circle. The blade lifted, and the plotter's rollers whirred like the soft purr of an engine warmed up after winter. Liang laughed, an astonished, private sound.

Customers came and left while the machine learned him back. The first order—ten die-cut logos for a local brewery—took longer than expected. He misaligned the registration marks twice and tore a sheet of adhesive vinyl in a way that left it useless. Each mistake was a lesson written in tiny sticky fragments. He learned to press a little softer, to set the speed lower, to check the blade depth before a long job. He learned to rename the machine in software from its default to "Old Sailor."

One evening, as rain tattooed the shop window, a woman in a blue raincoat ducked in before the bell had finished ringing. She wanted a sign for her daughter's graduation party—simple, cheerful letters in coral. Liang vectored the design, imported the colors, and fed a new sheet into the Redsail. The cutter purred and began tracing the letters with an easy confidence. When it finished, Liang weeded the vinyl and revealed the letters like little islands. The woman smiled, as luminous as if the shop had been decorated in sunshine. "It's perfect," she said. "It looks like someone cared."

He stayed late to pack up the scraps. The plotter's idle lights glowed. He sat on a crate and opened the manual again, finding notations his uncle had made: a smudge of ink where a voltage spec was circled, a tiny arrow inked in the margin beside "USB driver." There was no technical secret there, just the same small act repeated over time: someone had tried, failed, adjusted, and tried again.

Months passed. Liang taught himself to balance orders, to price margins, to keep the Redsail serviced with a soft cloth and an occasional drop of oil. He backed up drivers onto a small thumb drive he kept in a labeled drawer. He became the person who could coax old machines into a new life. Students from the local college brought prototypes; a baker commissioned ornate window decals for Mother's Day. The shop gained a rhythm: wake-up light, slosh of coffee, the click of a mouse, the shush of vinyl on rubber rollers.

One winter morning, a courier brought a letter with a heavy envelope and a photograph folded between its pages. It was from his uncle’s old printer—someone who had known him for years. The note was brief: "Remember to document what you learn. Someone else will need it." Tucked behind it was a hand-drawn diagram of the shop's wiring and a short list of stubborn quirks for the Redsail—"if error 42: reseat cable; if USB not found: install driver v3.2.1 in admin; if still no go: try different cable."

Liang added his own lines beneath his uncle’s scrawl: "worked with a new cable; renamed machine; keep spare drivers on thumb drive." He laminated the page and pinned it to the manual where a younger version of himself would one day find it.

Years later, when a different kid ducked into the shop with a busted plotter, Liang passed the laminated note across the counter. "Start here," he said. "And keep trying." The kid's eyes widened at the diagram like it was treasure. Liang thought of the long arc from the first fumbling install to the steady confidence that came after. He thought of the way tools teach more than technique—they teach patience, humility, and the kind of attention that turns ordinary labor into something like care.

Outside, the city moved in quick beats of buses and footsteps. Inside, the Redsail lived between small lights and steady hands, a machine with a new story stitched into its manual: a list of versions, a renamed device, a thumb drive hidden in a drawer, and the memory of a man who taught another how to coax a stubborn thing into collaboration.

If the plotter had a voice, it would be a weathered timbre that said, simply, "Thank you." But Liang, who had learned to read such things, only rubbed the metal rail with a soft cloth and smiled.

Title: The Silent Blade

Maya stared at the Redsail RC-80 cutting plotter. It sat on her workbench like a sleek, red-and-silver monolith, its blade holder glinting under the fluorescent lights. She had a stack of premium vinyl ready, a custom decal design pulled up on her laptop, and a client breathing down her neck.

But the machine was silent. Dead.

The USB cable was plugged in. The power light was a steady green. But when she opened Sure Cuts A Lot, the "Device" dropdown menu showed only one option: Not Connected.

"Okay," she muttered, cracking her knuckles. "Driver time."

She grabbed the tiny CD that came in the box—the one labeled Redsail Driver Disc v.3.2. Her laptop didn't have a CD drive. Of course it didn't.

Step 1: The Hunt

Maya grabbed her phone and searched: "Redsail cutting plotter USB driver download."

The first result was a sketchy "driver finder" site full of pop-ups. She avoided that like bad vinyl. The second result took her to a dusty corner of the Redsail official site. The download link said "Redsail USB Driver (For Win 10/11).zip".

She clicked. Downloaded. Extracted the folder to her desktop. Inside: a Setup.exe file, a folder labeled x64, and a cryptic ReadMe.txt.

Step 2: The Installation Trap

She double-clicked Setup.exe. A command prompt flashed for a split second, then vanished. Nothing else happened.

"No," she whispered. "Don't do this to me."

She opened Device Manager. Under Other Devices, there it was: Redsail Plotter with a tiny yellow exclamation mark. Windows had no idea what to do with it.

She tried running the Setup as Administrator. Same result—a ghost flash, then silence.

Step 3: The Manual Method

Maya took a breath and opened the ReadMe.txt. Buried in a wall of broken English was the golden sentence:

"If auto installer not work, please manual update driver from device manager. Point to x64 folder."

She right-clicked the Redsail Plotter entry in Device Manager. Chose Update driver → Browse my computer for drivers → Let me pick from a list → Have Disk.

She browsed to the extracted x64 folder. Inside was an .inf file: redsail_usb.inf.

She clicked Open, then OK.

A warning popped up: "Windows can't verify the publisher of this driver software."

Maya knew the drill. She clicked Install this driver software anyway.

A progress bar filled. Two seconds later, a chime rang out from the plotter. The blade carriage twitched once—a little salute.

Step 4: The Test Cut

She reopened Sure Cuts A Lot. This time, the dropdown menu showed: USB001 (Redsail Plotter).

She loaded a scrap piece of vinyl, hit Cut, and held her breath.

The pinch rollers gripped. The vinyl moved back and forth. The blade swiveled and carved a perfect little star.

The silent blade had found its voice.

Maya leaned back and smiled. One more driver wrestled into submission.

Windows 10 and 11 have automatic driver update features that often install the wrong generic driver. Follow this exact process, disabling automatic updates temporarily if needed.

This is the most common mistake. If you plug in the plotter before installing the driver, Windows assigns it a generic “USB Composite Device” driver that will conflict.