There is an inconsistent display of pop-up headers in ArcGIS Online between the map viewer and the Basic Viewer web application.
Last Published: September 23, 2015ArcGIS Online
Bug ID Number
January 16, 2015
June 11, 2020
This issue was not reproducible when tested by the development team. Issues may be given this status when they cannot be reproduced or are no longer relevant in a development version of the software, but a specific fix was not installed to address the issue. The issue's Additional Information section may contain further explanation.