A factory reset is a process that restores your Grundig GX-3800 to its original settings, erasing all user data and customizations in the process. This can be a useful troubleshooting step if you're experiencing issues with your device, such as:
*2767*3855# Function: Full EEPROM Reset. Caution: This code reformats the flash memory and reinstalls the default firmware configuration. It is irreversible. Use only if the primary reset fails. grundig gx-3800 factory reset code