Xhorse VVDI2 V7.5.0 Device Connection Failure Solution

 Several users have encountered critical connectivity problems after installing the Xhorse VVDI2 software version 7.5.0. This post details the known issues and provides the official fix from Xhorse.

Identified Problems with V7.5.0
1. Device Connection Failure
After updating to V7.5.0, VVDI2 programmer fails to connect to the software
Software displays "Device not found" error, even though:
-The device powers on normally
-The Xhorse Upgrade Tool Kit recognizes the hardware
-USB drivers are properly installed
2. Version Compatibility Issues
Some installations incorrectly show:
-Software version: V7.3.7 (older version)
-Despite downloading and installing V7.5.0
Attempting to downgrade to V7.3.7 does not resolve the connection problem
3. Complete Functionality Loss
-Affected units cannot perform any operations
-All vehicle brands show connection errors
-Both key programming and diagnostic functions are unavailable

Official Solution: Update to V7.5.1
Xhorse has released V7.5.1 specifically to address these critical bugs. Follow these steps carefully:
Step-by-Step Fix Procedure
1.Complete Uninstallation
Fully remove all existing VVDI2 software (V7.5.0 and older)
Use Windows "Add or Remove Programs" feature
Delete any remaining VVDI2 folders in Program Files
2.Clean Installation of V7.5.1
Download the official update:
VVDI2 V7.5.1
Disable antivirus software temporarily during installation
Run installer as Administrator
3.Firmware Update
Open Xhorse Upgrade Tool Kit
Connect VVDI2 via USB
Follow prompts to update device firmware
Do not disconnect during the process
4.Final Verification
Restart your computer
Launch VVDI2 software (V7.5.1)
Confirm successful device connection
Test basic functions before professional use
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