The error occurs when the you have selected in HiSuite Proxy doesn't align with the Base/Cust/Preload requirements that your specific device model expects. HiSuite performs a "handshake" check before starting the install; if the version strings in the Proxy don't match the internal logic of the firmware package, it rejects the update to prevent a "cross-flash" that could break your phone. Common Causes
Try toggling this box. If it was checked, uncheck it and restart the process. If it was unchecked, check it. 3. Use the Correct HiSuite Version group version not match hisuite proxy
By aligning your region codes and using a compatible version of the HiSuite desktop client, you should be able to bypass the error and proceed with your update or downgrade. The error occurs when the you have selected
Navigate to C:\Users\[YourName]\AppData\Local\HiSuite and delete the contents of the Cache and Log folders. Restart both apps and try again. Final Pro Tip: Check the "Preload" If it was checked, uncheck it and restart the process
If your firmware version ends in something like .178(C432**E1**R2) , it is likely a point version.
At its core, HiSuite Proxy acts as a bridge between Huawei’s official HiSuite desktop software and the firmware files you’ve sourced (often from tools like Profinder).
Uninstall your current HiSuite, restart your PC, and install one of these older versions before running the Proxy again. 4. Verify "Target Version" Strings