Use an old Windows 7 laptop, disable all updates, never connect it to the internet. Air-gapped systems cannot delete VCDSLoader.exe .

Windows Defender or third-party antivirus treats the loader.exe as a "HackTool," "Trojan," or "PUA" (Potentially Unwanted Application) and removes it.

Note: You may need to create an exclusion rule in your antivirus for the VCDS folder to prevent it from happening again. 2. Reinstall the Loader

Drive safely, diagnose accurately, and may your control modules always respond.

Instead of hunting for a single Loader.exe , use a that includes a working loader. As of 2025, the most reliable version for clone cables is:

If you just need to read/clear codes on one car, consider or a generic OBD2 scanner – safer than fake VCDS.

If you don't need professional-level coding, other tools are reliable:

If you are on Windows 11 22H2+, turn OFF (found under App & browser control). It silently deletes loaders without notification.

Before reinstalling anything, check if your security software simply locked the file away. Open (or your third-party antivirus). Go to Virus & threat protection > Protection history .

Your desktop shortcut might point to the wrong path. For example, the shortcut expects the file at D:\VCDS\VCDS-Loader.exe , but you installed it to C:\Ross-Tech\VCDS .