The developer of HiSuite Proxy, ProfessorJTJ , has acknowledged in the GitHub community that . This includes attempts to go from 9.1 to 10.0, 10.0 back to 9.1, or 9.1 down to 9.0.

To avoid running into the "Group version not match" error on future attempts, keep these guidelines in mind:

Locate the Huawei or HiSuite folder and delete the cache or temp directories inside it.

Ensure that the , Cust , and Preload files all originate from the exact same build number (e.g., 10.1.0.150 ).

. Essentially, HiSuite is blocking the update because the firmware group you are trying to install doesn't align with what the phone expects. How to Fix It

: For a successful installation, HiSuite Proxy often requires three specific packages to be added and checked:

Modern Huawei EMUI/MagicUI firmware relies on three distinct packages: Base , Cust , and Preload . If you mix a Base package from one build version with a Cust package from another, the server group verification will fail.

This error indicates a mismatch between the current firmware on your device and the new firmware you are trying to install via the proxy. This guide will explain why this happens and provide a step-by-step solution. What Does "Group Version Not Match" Mean?

The letter and numbers after the "C" represent your region code (e.g., C432 = Europe, C185 = Middle East, C00 = China). Open .