Why this matters: A repack must match your hardware revision (e.g., v1.0 vs v2.0).

When the display returns to the main clock screen or shows a "Success" message, it is safe to remove the USB flash drive. Troubleshooting Common Flashing Issues

: Connect the radio's USB Type-B port to your computer.

Grundig products are now largely handled by other entities, and official support for the Sonoclock 890 WEB has become scarce. The problem is real:

It is highly recommended to perform a Factory Reset after a firmware update to clear out old configuration caches and prevent conflicts.

If you cannot locate any working repack, you still have options:

To help find the correct file version, what or symptom is your radio showing, or what specific forum link are you referencing? Share public link

A verified repack will contain these files: