Completely uninstall any previous XPROG-M or XPROG-box software to avoid version conflicts . Installation Steps
Unplug and re-plug USB, ensure you are not using a USB 3.0 port (use 2.0 if available), or reinstall drivers. Certificate Errors: how to install xprog 5.55 on windows 10
Because the driver for XPROG 5.55 is not digitally signed, Windows 10 will block it. Update & Security Advanced startup Restart now Once the PC restarts, select Troubleshoot Advanced options Startup Settings Upon the next restart, press on your keyboard to select Disable driver signature enforcement Step 2: Install XPROG 5.55 Software you will likely face:
However, there is a major problem: If you try to install it on Windows 10 (especially 64-bit), you will likely face: how to install xprog 5.55 on windows 10