42 Design, development and programming of computer software; advice relating to the design of computer software; advisory and information services relating to computer software; advisory services in the field of product development and quality improvement of software; design and development of software for instant messaging; design of online social networking software; research and consultancy services relating to computer software; research and development of computer software; research in the field of artificial intelligence technology; research relating to technology; research relating to the development of computer software; computer software technical support services; encryption of data; consultancy and information services relating to the design, programming and maintenance of computer software; creation, maintenance, and updating of computer software; design, maintenance, development and updating of computer software; research relating to data processing; consultancy services relating to technical data analytics; design and development of software in the field of mobile applications; design and development of software in the field of mobile applications for creating, uploading, managing, accessing, downloading, viewing, displaying, disseminating, sharing and transmission of text, audio, pictures, images, graphics, multimedia content, digital content, electronic media, files, data, information and comments via the internet and communication networks; design and development of software in the field of mobile applications for users to participate in discussions and chatrooms; design and development of software in the field of mobile applications for users to form virtual communities and engage in social and community networking; design and development of software in the field of mobile applications that incorporate artificial intelligence technology; design and development of software in the field of mobile applications for portable electronic communication devices, namely, mobile phones, smartphones, handheld computers, smart watches and computer tablets; design and development of software in the field of mobile applications for facilitating interaction and communication between humans and artificial intelligence chatbots