The Quectel QMUX Interconnect is a driver or software interface used for communication between a Quectel modem or module and a computer running Windows. It is typically part of the Quectel's suite of tools used for connecting their cellular modems (such as LTE, 5G, or other wireless communication modules) to Windows-based systems for data transfer, modem management, and diagnostics. The QMUX Interconnect driver is essential for enabling proper communication between the device and software running on the computer.

If you are using a Quectel modem or module (for example, EC25, EM12, or other models) and you need to install the QMUX Interconnect driver, follow these steps: