Use identifiers to add unique labels to each of your components, or leave this attribute blank and the system will automatically generate a unique identifier for you. To customize an identifier, open the Attributes tab and click Show Advanced Settings. The identifier prefix indicates the item level:PMastery ProfileMModuleTTopicCConceptAActivityLLeaderboardCOLCollectionIdentifiers are a great way to track components, especially if you plan on editing the names later on. They are also helpful when creating multilingual content as they'll never be translated. This allows you, and others, to continue tracking the component using the original identifier.Identifiers are global to the item they identify, and therefore are not available for translation.