You can check which permissions are effective for you in the devices' properties under the My permissions tab.
This article applies to all TeamViewer (Classic) users.
To access the My Permissions tab, please follow the instructions below:
When checking a specific device, the Management Console displays
In the example above, the user does not have Easy Access permission for the entire Device Group. However, since the user has Easy Access for the specific device (e.g. because it was set up directly on the device), the effective permission allows them to connect.