Reference
My Profile
Use My Profile
to specify the settings you want to use in GeoViewer Online.

Change the Maximum Search Results if necessary. This limits the number of results if you happen to search for a large number, which takes time.
Select Zoom to first record after Search/Query to show the location of that record on the map.
Change the Default Map Size to Medium or Large, if you want a larger view.
Select Print Directly from Print Preview if you want your Print Manager to open along with the Print Preview.
Change the Default Tab, if you prefer opening the right pane on Search, for example.
Change the language if the language you read is available.
Select Show Alias Names in Query Results if you want to simplify the queries.