The error message Group Version Not Match appears inside the HiSuite Proxy log window (or popup) when the phone rejects the firmware package during the authentication phase.
: For specific troubleshooting, you can check the log file at group version not match hisuite proxy
In the HiSuite Proxy interface, find the checkbox titled or "Auth Verify." The error message Group Version Not Match appears
If you are downgrading, do not try to go back 5 versions at once. Go from .211 to .210, then .210 to .209. Incremental steps are much more likely to pass the internal verification. Use HiSuite 10.x Many users on GitHub threads report that HiSuite version 11 is more restrictive. It is widely recommended to use HiSuite 10.0.1.100 for better compatibility with the proxy tool. Target the Correct "OS Type" Incremental steps are much more likely to pass
If you are stuck after trying all solutions, visit the XDA Developers forum for your specific Huawei model (e.g., P40 Pro, Mate 30, Nova 7i). Users often share direct links to "group-matched" firmware bundles that explicitly resolve the Mismatch error.