: Users on ARM-based Windows 11 devices (like some Surface models) may face additional debugger errors or performance hitches compared to standard x64 systems. Autocom Delphi Usb Driver - sciphilconf.berkeley.edu
to ensure the VCI is assigned a COM port between 1 and 8. Higher port numbers can sometimes cause connection timeouts in the Delphi interface. 4. Common Troubleshooting "Missing DLL" Errors: Delphi Autocom Windows 11
The software is compatible with both single-board and double-board VCIs, though single-board units are generally recommended for better performance with brands like BMW and Mini. 4. Technical Challenges : Users on ARM-based Windows 11 devices (like
To keep the device working after reboot, turn off Windows' hypervisor protection. Technical Challenges To keep the device working after
Windows 10 support ends on October 14, 2025, making Windows 11 the recommended OS for stability and security.
| Issue | Symptom | Windows 11 Fix | | :--- | :--- | :--- | | | Connection keeps dropping mid-diagnosis. | Go to Device Manager > Ports > Autocom COMxx > Properties > Port Settings > Advanced. Change COM Port Number to COM 3 or COM 5 (avoid COM 1/2/4/9). | | USB Power Surge | Popup: "USB device malfunctioned." | The Autocom draws current. In Windows 11 Power Options > Advanced > USB Settings > Disable USB selective suspend . | | Black Screen on Launch | Software opens but shows only a black GUI. | This is a DirectDraw issue. Create a shortcut to Delphi Autocom. In Target, add /opengl at the end. Example: "C:\Delphi\Autocom.exe" /opengl | | VCI Not Found | Software says "No interface connected." | Run Delphi VCI Manager (if installed) as Admin. Click "Restore Firmware." Wait 60 seconds. Unplug/replug USB. | | Slow CAN Bus | Vehicle reads data, but takes 10 seconds per request. | Windows 11 background scanning. Disable IPv6 on your Wi-Fi/Ethernet adapter. Disable Windows Defender Network Protection temporarily. |