Group Version Not Match Hisuite Proxy

HiSuite maintains a local cache of connection protocols and temporary handshake keys. If a previous connection was interrupted or if the software was not closed properly, residual temporary files may force the client to use an outdated "group version" ID during the initialization phase.

This error typically occurs when using HiSuite Proxy to downgrade or change the firmware on a Huawei device because the

Using a Base ROM from one region and a CUST file from another. group version not match hisuite proxy

Bypassing this check can lead to a failed flash or even a bricked device. Only proceed if you're 100% sure the files are compatible despite the warning.

Must match the exact regional operator configurations (the "R" number, like R2). HiSuite maintains a local cache of connection protocols

Open Windows Task Manager and terminate any remaining HiSuite.exe or ADB processes.

HiSuite Proxy attempts to bypass this verification, but if the version of any of these three key components (Base, Preload, CUST) doesn't match, the system will reject the update with the message "PreloadGroup version not match with baseversion" or a simple "group version not match". Bypassing this check can lead to a failed

Disclaimer: Modifying firmware violates your device warranty and carries inherent risks of bricking. The author assumes no responsibility for data loss or hardware damage. Always back up your data before proceeding.

Ensure no other app (like Asus Armoury Crate) is using port 7777.

To prevent future occurrences of the "group version not match HiSuite proxy" error: