LAUNCH X431 V+ UPDATE ERROR SOLUTION

December 6, 2020 Eva Launch X431 Tools 0

I have updated all car software for my Launch X431 V+, but when i use the VW diagnostic software V28.66, a message appears on the screen “Disaccording between the software serial No. And Smartbox serial No. Please download and upgrade again or contact local dealer.”

launch-x431v-update-error-solution-1

www.obd2tool.com engineer replied:

Please try to solve the problem using the method as below.

Method 1: there is a file management in Launch X431 v+ Pro3, delete the “cnlaunch” folder inside

Then download the software again.

Method 2: Reset your X431V+ diagnostic tool to factory settings and then download the software again.

Software download path: visit www.dbscar.com -> Service support-> Download

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