How to Solve VDM UCANDAS “VDM Is Invalid” Error

This blog provides the solution to solve vdm ucandas wifi full system “VDM is Invalid” error during the installation process. Hope do help people in need. 

Issue: Updating firmware failed and VDM is invalid.

     There is no communication after the device connected.

The operation display:

    

Solutions:

Enter the official website to download the newest the version, not use the version in CD.

Installed the software and connect the device with laptop

Make sure if the device management driver is well installed

Open the software and read serial number…

If you are still not clear about the solution. Here is the video guide:

Software download:

http://www.ucandas.com/download.html to download the newest version software package.

Software installation:

Unzip the software package to release two files, setup.exe and UCANDAS_Setup.msi. Choose one of the files to install. Take installation with setup.exe for example.

  

Click UCANDAS shortcut on the desktop to install USB driver installer step by step.

  

Then open the software.

This is from obd2france.com website technical support: How to Solve VDM UCANDAS “VDM Is Invalid” Error