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The developer of HiSuite Proxy (Professor JTJ) had no choice but to implement Group ID validation in v3.0+. It protects you from yourself. Unfortunately, it also blocks legitimate downgrades.
Introduction If you are reading this, you have likely stared at a frustrating red error message in the HiSuite Proxy tool: "Group version not match" (sometimes written as "Group version does not match" or "Group version mismatch"). You clicked "Setup" or tried to roll back (downgrade) or upgrade your Huawei/Honor device, only to be met with this cryptic roadblock. group version not match hisuite proxy new
For advanced Huawei users, HiSuite Proxy is the holy grail. It allows you to bypass official OTA restrictions, install stock recovery (downgrade from HarmonyOS to EMUI), or force-install a specific firmware version. However, in 2025 and 2026, Huawei changed its server structure. The result? Millions of users see the dreaded error. The developer of HiSuite Proxy (Professor JTJ) had
A low-level recovery mode that ignores Group IDs, Point versions, and CUST regions. It writes directly to the NAND. Introduction If you are reading this, you have