This error appears when HiSuite Proxy detects that the firmware files you selected (or that HiSuite downloaded) don’t belong to the same . Huawei firmware often comes in multiple parts (base, cust, preload, etc.), and their version strings must match exactly for HiSuite Proxy to allow flashing.

The regional package matching your device country code. Preload URL: The carrier/retail software configurations.

A slight typo in the model number (e.g., entering VOG-L29 instead of VOG-L09 ) causes the server response group header to mismatch. Step-by-Step Guide to Fix the Error

Sometimes HiSuite caches old system strings, leading it to believe a version mismatch is occurring. Close both HiSuite and HiSuite Proxy.

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Downgrading from EMUI 11 can sometimes disable fast charging, fastboot, and USB connections. You may need a Harmony TP Cable to fix this if it happens.

Your job is to find firmware pieces that share the same version number, the same region code, and the same group identifier (like LGRP2 , N29 , C432 , etc.).

To avoid encountering this error on future attempts, always adhere to these rules:

This is a safety mechanism to prevent users from bricking their phones with incompatible regional software.

Checklist to include in support tickets

Every Huawei phone requires that these three components come from the same and region . If even one of these files has a different version number, build date, or region code, HiSuite will reject the update with a "Group version not match" error.

Ensure you download the package, not a small point-update.