Before diving into installation, it is important to clarify what is meant by a “driver” for this family of cutters. Unlike a standard printer that requires a vendor‑specific Windows driver, most 721‑series cutting plotters do have a dedicated Windows printer driver. Instead, they rely on two components:
Download the correct driver installer (usually CH341SER.exe ).
: Windows 10 Core Isolation or Driver Signature Enforcement might block unsigned generic drivers. Ensure you are downloading the official, digitally signed driver from WCH or FTDI, rather than random driver-hosting forums.