Select the option for "Your ArcGIS organization's URL" and type in "geneseo" then click Continue
Click the "SUNY Geneseo Federated Login (Microsoft)" button to sign in
Wait a minute while it checks the login (there should be no need to sign in again)
ArcGIS Online should recognize your login and you will be presented with the SUNY Geneseo ArcGIS Online landing page and you will see your name in the Upper Right hand corner.
Still Having Trouble?
If you receive the following or similar error message, make sure you have accepted the Invitation to ArcGIS email or have requested access following the steps above. If you are still having trouble please contact the CIT HelpDesk
Looking for More Information about ArcGIS Online?
ESRI provides a wealth of resources about ArcGIS Online, please visit one of these sites for more information