You Must have the following to use OpenGround Data Collector:-
1) The Data Collector Software installed on your Tablet. This can be downloaded and installed directly from the Google Play Store
2) A Bentley Login which must be linked to an account with OpenGround Collector Licences available. Your administrator will be able to set this up for you. Full information on how to manage users in your Bentley Connect Portal.
3) Granted access to at least one OpenGround instance (using the same email address as your Bentley Account). Full information on User Management in OpenGround
4) Access to one or more projects on the OpenGround Instance.