# GENERAL FUNCTIONS

- [Quick reference videos](/kpn-things/general-functions/quick-reference-videos.md): Learn more about the general functionality
- [User Interface](/kpn-things/general-functions/user-interface.md): An introduction to the user interface
- [Tables](/kpn-things/general-functions/tables.md): An introduction about how tables work
- [Bulk actions](/kpn-things/general-functions/bulk-actions.md): An introduction about how bulk actions work
- [User Management](/kpn-things/general-functions/user-management.md): Configure users, roles and permissions
- [Freemium user management](/kpn-things/general-functions/user-management/freemium-user-management.md): Configure users, roles and permissions
- [Explorer user management](/kpn-things/general-functions/user-management/explorer-user-management.md): Configure users, roles and permissions
- [Modular user management](/kpn-things/general-functions/user-management/modular-user-management.md): Configure users, roles and permissions
- [Tailored user management](/kpn-things/general-functions/user-management/tailored-user-management.md): Configure users, roles and permissions
- [Edit email subscriptions](/kpn-things/general-functions/user-management/edit-email-subscriptions.md): Change your preferences for receiving operational updates
- [Multi Factor Authentication](/kpn-things/general-functions/user-management/multi-factor-authentication.md): Enhance the security of your KPN Services account
- [APIs](/kpn-things/general-functions/apis.md): This API allows you to programmatically manage your IoT solutions on the KPN Things platform, including projects, devices, flows and downlinks.
- [Getting Started with the API](/kpn-things/general-functions/apis/getting-started-with-the-api.md): The Getting Started guide provides everything you need to begin using the KPN Things API.
- [Connector Bindings](/kpn-things/general-functions/apis/connector-bindings.md)
- [Device Groups](/kpn-things/general-functions/apis/device-groups.md)
- [Downlinks](/kpn-things/general-functions/apis/downlinks.md)
- [Projects](/kpn-things/general-functions/apis/projects.md)
- [Beta API (Deprecated)](/kpn-things/general-functions/apis/beta-api-deprecated.md): This describes the Beta API that is now deprecated. We recommend transitioning to the new API as soon as possible to take advantage of new features, improved performance, and long-term support.