https://support.esri.com/ja-jp/bug/when-editing-general-settings-in-portal-for-arcgis-1031-bug-000090372
BUG-000090372 for Portal for ArcGIS
When editing general settings in Portal for ArcGIS 10.3.1, the banner reverts to the My Organization page instead of honoring the name and logo entered in the...
bugportalarcgis