42 Installation of computer software; maintenance of computer software; updating of computer software; software as a service [SaaS]; software design and development; remote data backup for users of computer programs and applications for personal computers, mobile phones, other smart devices connected to the internet, used for the management, administration and supervision of loyalty, incentive and promotional tools in the following fields: gambling services; storage of electronic data of users of computer programs and applications for personal computers, mobile phones, other smart devices connected to the internet, used for the management, administration and supervision of loyalty, incentive and promotional tools in the following fields: gambling services; installation of computer programs and applications for personal computers, mobile phones, other smart devices connected to the internet, used for the management, administration and supervision of loyalty, incentive and promotional tools in the following fields: gambling services; computer programming for the purpose of creating other computer programs and applications for personal computers, mobile phones, other smart devices connected to the internet, used for the management, administration and supervision of loyalty, incentive and promotional tools in the following fields: gambling services; conversion of computer programs and applications for personal computers, mobile phones, other smart devices connected to the internet, used for the management, administration and supervision of loyalty, incentive and promotional tools in the field of gambling, as well as data relating to the users of such programs and applications, other than physical conversion; writing a computer code for the purpose of creating other computer programs and applications for personal computers, mobile phones, other smart devices connected to the internet, used for the management, administration and supervision of loyalty, incentive and promotional tools in the following fields: gambling services; maintaining of computer programs and applications for personal computers, mobile phones, other smart devices, connected to the internet, used for the management, administration and supervision of loyalty, incentive and promotional tools in the following fields: gambling services; updating of computer programs and applications for personal computers, mobile phones, other smart devices, connected to the internet, used for the management, administration and supervision of loyalty, incentive and promotional tools in the following fields: gambling services; authentication relating to the users of computer programs and applications for personal computers, mobile phones, other smart devices connected to the internet, used for the management, administration and supervision of loyalty, incentive and promotional tools in the field of gambling, using blockchain technology; authentication relating to the users of computer programs and applications for personal computers, mobile phones, other smart devices connected to the internet, used for the management, administration and supervision of loyalty, incentive and promotional tools in the field of gambling, using single sign-on for online applications; information technology [IT] support services [troubleshooting of software], namely troubleshooting relating to software for personal computers, mobile phones, other smart devices connected to the internet, used for the management, administration and supervision of loyalty, incentive and promotional tools in the field of gambling, using single sign-on for online applications; data encryption for users of computer programs and applications for personal computers, mobile phones, other smart devices connected to the internet, used for the management, administration and supervision of loyalty, incentive and promotional tools in the following fields: gambling services; software as a service [SaaS] for personal computers, mobile phones, other smart devices connected to the internet, used for the management, administration and supervision of loyalty, incentive and promotional tools in the following fields: gambling services; design and development of computer programs and applications for personal computers, mobile phones, other smart devices connected to the internet, used for the management, administration and supervision of loyalty, incentive and promotional tools in the following fields: gambling services; design of prototypes of computer programs and applications for personal computers, mobile phones, other smart devices connected to the internet, used for the management, administration and supervision of loyalty, incentive and promotional tools in the following fields: gambling services.