| Problem | Likely Cause | Solution | |--------|-------------|----------| | "Programmer not found" | USB driver issue | Reinstall driver in Windows 7 compatibility mode | | "Unknown device" on connection | Wrong firmware version | Downgrade firmware using recovery mode (jumper pins 5-6 on ISP header) | | Verify fails at address 0x0000 | Bad ZIF socket contact or dirty pins | Clean ZIF socket with contact cleaner; reseat IC | | Software crashes on Windows 10 | DPI scaling or old UI framework | Set compatibility to Windows 7, disable fullscreen optimizations | | Device not in list | Part number different | Search by similar family; manually add using .DEV files (advanced) |
While the manufacturer, , typically hosts the latest version of their software (now called XGpro for newer models), v6.71 was formerly available on their legacy site. minipro 6.71 download