I am having trouble launching/using apps.The Problem Try this!I launched an app,but it's in English.How can I change thelanguage?Languages supported by the app may be different from the user interface language.The ability to change the language depends on the service provider.My application is notworking.Check with the service provider.Refer to the help section on the application service provider's website.My file won't play.The Problem Try this!Some files can't beplayed.This problem may occur with high-bitrate files. Most files can be played back, butyou might experience problems with high-bitrate files.I want to reset the TV.Reset Path DescriptionReset Settings Support > Self Diagnosis> ResetReset Picture, Sound, Channel, Smart Hub, and all othersettings except for the network settings to their factorydefault settings.Resetting SmartHubSmart Hub > ResetSmart HubReset all saved information relating to Samsung accountsand linked service accounts, as well as Smart Hub serviceagreements and applications.