Without the correct driver, your computer will likely label the device as "Unknown Device" or "USB Serial Port" with a yellow exclamation mark in the Device Manager, and the SETool software will fail to detect the smart card. Where to Download SETool Box Drivers
Try a different USB port (preferably a USB 2.0 port, as 3.0/3.1 can sometimes cause timing issues with legacy boxes). FTDI "Fake Chip" Driver Issues setool box driver
Modern Windows versions require to be disabled for many legacy GSM tools. Follow these steps for a clean install: 1. Disable Driver Signature Enforcement Hold the Shift key and click Restart . Without the correct driver, your computer will likely
Complete Guide to SETool Box Drivers: Installation and Troubleshooting Without the correct driver