: A user on Coolapk bluntly stated: "When downgrading from HarmonyOS to EMUI using HiSuite Proxy, you must choose the correct version number, otherwise 'group version not match' will appear. I was stuck here for an entire afternoon".
You haven't checked the "Targeted" or "OS Type" boxes correctly in the Proxy setup. How to Fix the Error: Step-by-Step 1. Verify Your Firmware Selection group version not match hisuite proxy
If the problem persists, it may be beneficial to contact Huawei customer support for personalized assistance. : A user on Coolapk bluntly stated: "When
Never guess your phone's specifications. Before downloading any files, retrieve your exact model and region data. Open your phone's dialer. Type *#*#2846579#*#* to open the Project Menu. How to Fix the Error: Step-by-Step 1
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.