If you want to restore default settings on GRUNDIG 43GUB8860 you should follow our guide and perform the hard reset operation. As a result, you will delete all personal info, customized settings and installed apps on your GRUNDIG 43GUB8860. Check out how to hard reset GRUNDIG 43GUB8860 and wipe all personal data from the TV. It's the easiest way to bring back the default software configuration.
Are you experiencing some issues with picture on your GRUNDIG 43GUB8860 TV? You changed some settings and you don't know how to change them back? You should follow our guide and reset the picture settings to factory default. As a result, you will reset all settings to factory default settings and hopefully solve all of your picture issues.