To achieve a state, users follow a multi-step approach. First, they uninstall any existing erroneous drivers via Device Manager, ensuring hidden devices are shown and removed. Second, they download the official driver package for the Xidol K5188 — often labeled as “PL2303” or “CH340” drivers, depending on the internal USB-to-serial chip. Third, they disable driver signature enforcement on Windows 10/11 temporarily to allow unsigned legacy drivers. Fourth, they manually assign the correct driver to the modem entry, forcing Windows to recognize it as a serial communication device rather than a dial-up modem. Finally, they test the connection using the Xidol PC software’s port test function.
: Includes a Micro SD slot, external antenna port, and can act as a standalone WiFi hotspot when connected to a USB power source like a power bank. Troubleshooting "Driver" & Connection Issues
is not working properly, follow these steps to troubleshoot the hardware and software: Re-insert the SIM Card
are resolved through its web interface rather than a downloadable .exe driver. Connection: