| Error Message | Likely Cause | Solution | | :--- | :--- | :--- | | “Cannot load communication library” | Missing MSVCRT.dll or VC++ redistributable. | Install all Visual C++ Redistributables from 2005 to 2022. | | “Port is already in use” | Another program (e.g., InkScape, Corel) is locking the COM port. | Close all other design software. Restart the PC. | | “No response from plotter” | Wrong baud rate or bad cable. | Try 9600 baud first. Swap the USB cable. | | “Installation hangs at 99%” | Windows UAC blocking a driver signature. | Boot into Windows Disable Driver Signature Enforcement mode. | | “Chinese characters in menus” | Locale mismatch. | Install the English language pack from the vendor’s website, not a cracked copy. |
A: Yes. A VCutWork install on Windows 11 works fine, but you may need to disable Core Isolation > Memory Integrity temporarily during driver installation.
Vacuum away all debris from the newly formed channel; any trapped dust will prevent a tight fold. Step 4: Dry Fitting and Folding