The downloaded file is usually a compressed folder named CH341SER.ZIP . Step 2: Install the Driver File Extract the contents of the .ZIP file to your desktop. Open the extracted folder and locate the SETUP.EXE file. Right-click SETUP.EXE and select .
Before starting, make sure you have a Windows PC (ideally 7, 8, or 10), a USB A-to-B cable (the classic square printer cable), and your cutting software ready. You'll also want an internet connection to download the driver components. seiki sk720t driver install