Create a blank feature layer and add to a web map: See tutorials below on the process of creating an empty feature layer and adding to a web map.
Install the ArcGIS Field Maps application on your mobile device. Click Sign In with ArcGIS Online. In the Your ArcGIS Organization's URL, enter: pennstate. Login with your Penn State credentials.
Locate the Class Field Map. Start by typing CED 109n. Click the map.
Click the blue plus button in the corner bottom to a point.
Type attribute information.
Click the picture icon to add a photo. When complete. Click Submit.
Login to ArcGIS Online, Locate the CED 109n Field Map Exercise Webmap.
Click open in Map Viewer.
On the right side, click the edit button.
Click new feature.
Click on the map to choose the location.
Enter the landmark name and the description.
Under attachments, click add and locate on your computer the desired picture. Click Add.
Click Create at the bottom of panel.
The point will be added to the map. Close webmap.