The next step is to add yourself to the groups.
Click on the AWS PowerUserAccess Group Name. If the group is not yet displayed, refresh the browser.
Click on Assign people.
Click + of yourself and then Groups to go back to the group overview.
Repeat the same steps of the user assignment for the AWS ViewOnlyAccess group.
After doing so, you can verify your configuration: We created two Okta Groups, each having 1 People.