Press Win + R , type gpedit.msc (Group Policy Editor), and hit Enter. (Note: If you use Windows 10 Home, you will need to use a registry tweak or third-party tool like "Show or hide updates" troubleshooter instead).
To restore functionality, you must change the hardware signature back to the proper FTDI default ( VID_0403&PID_6001 ):
Use updated Galletto interface drivers
Once the computer restarts to a blue screen, select: > Advanced options > Startup Settings > Restart . galletto 1260 drivers windows 10 fixed
Troubleshoot > Advanced options > Startup Settings > Restart to "Disable driver signature enforcement." Install the FTDI Drivers Connect your Galletto 1260 cable to a USB port. Device Manager (right-click Start). Find the device under Other devices (it may appear as "USB Serial Port" or "EOBD2"). Right-click it and select Update Driver Browse my computer for drivers Point Windows to the folder within your Galletto 1260 software directory. Configure Compatibility Mode Find the main execution file (usually New Serial.exe Right-click the file and select Properties Compatibility tab, check Run this program in compatibility mode for: and select Windows XP (Service Pack 3) Run this program as an administrator Critical Usage Tips Galletto 1260 problem : ECU Tuning Software | ecuedit.com
In Device Manager, click at the top menu bar, then click Scan for hardware changes .
To fix Galletto 1260 driver issues on Windows 10, you must disable driver signature enforcement and manually update the drivers through Device Manager Press Win + R , type gpedit
Right-click the unrecognized Galletto/FTDI device and select . Choose Browse my computer for drivers .
Once the drivers are "fixed" and the software opens, follow these safety steps to avoid bricking your ECU: Galletto 1260 Software Installation Guide | PDF - Scribd
Windows 10 will attempt to silently "update" your working legacy driver back to the broken version during the next system update loop. Prevent this using one of these methods: Method A: Device Installation Settings (Easiest) Troubleshoot > Advanced options > Startup Settings >
Find the device (it might appear as "EOBD2," "USB Serial Port," or an "Unknown Device" with a yellow triangle).
The original Galletto 1260 driver folder (usually named FTDI or Galletto_Drivers ).
Look for or Universal Serial Bus controllers . Look for a device labeled FT232R USB UART or USB Serial Port with a yellow error triangle. Right-click the device and select Uninstall device .
Step 5: Prevent Windows from Automatically Overwriting the Driver