| Problem | Likely Cause | Solution | | :--- | :--- | :--- | | "Driver not found" | Windows blocked the CH340 driver. | Go to Device Manager → Other Devices → right-click "CH340" → Update driver → Browse my computer → Select the USB drive's Drivers folder. | | Software crashes on open | Missing VC++ Redistributable. | Install "VC_redist.x86.exe" from Microsoft's official site. | | Cannot detect truck ECU | Wrong COM port. | In software: Settings → Serial Port → Try COM3, COM4, or COM5 until "Signal OK" appears. | | Installation asks for a password | You downloaded a fake/cracked version. | Uninstall completely. Use only the USB drive from your box. |
: Register your scanner's serial number (found in Android settings or on the packaging) via the Ancel Support Site or directly through the AncelAssist Email Confirmation Ancel X7 Software Download
: You may be asked to select your device model (in this case, the Ancel X7) and possibly the current software version you are using. Choose the correct information and proceed to the download page. | Problem | Likely Cause | Solution |
Install the software on your PC. Connect your Ancel X7 to the computer using a high-quality USB cable. | Install "VC_redist
