EntityQ139859· pop 12· linked from 127 articlesclosed platformSign in to savesoftware system where the service provider restricts access to non-approved applications or contentConnectionsGoogleOrganizationX (social network)ConceptLinuxEntityoperating systemEntityApple Inc.ConceptMicrosoft WindowsEntityMicrosoftEntityInternational Standard Book NumberEntityprogramming languageEntityAndroidEntityNetflixConcepttelecommunicationsEntityAmazonEntityTelegram (software)ConceptThe GuardianEntitymacOSEntityiOSEntitydigital object identifierEntityTimeEntityAmerican Broadcasting CompanyEntityCategoriesApplication programming interfacesComputing platformsHardware restrictions