The LG Smart Diagnosis provides a diagnosis service and offers tips to maintain your product.It uses the latest technology to instantly troubleshoot your problems and answer your queries swiftly and conveniently. As well as providing a diagnosis service, it also offers tips & recommendations to maintain your product.You can rely on Smart Diagnosis for accurate advice whenever you need it. LG Smart Diagnosis not only gives you a diagnosis result if youre experiencing a problem, but it also contains lots of useful information to help you use and maintain your new and existing LG products.- Easy and ConvenientFully functional through your smart phone; no need to explain your product issues.- Fast SolutionInstant diagnosis will be sent directly to your smart phone.- Save Money and TimeUsing this advanced technology will result in you getting an instant answer, which also means there's no need to wait on the end of the phone for a response - saving you both time and money. Support Call CenterYou no longer need to explain complicated and equivocal issues to the call center agent, as Smart Diagnosis will identify your problem Only LG appliances featuring the Smart Diagnosis or Tag On logo provide the Smart Diagnosis function. Please check the logo on your product.