: If you are a developer building custom SOEs or SOIs, don't forget to also download the ArcGIS Enterprise SDK from the Developer Tools section in My Esri. 4. Next Steps
All official ArcGIS Enterprise software, including ArcGIS Server, is hosted on the My Esri portal. Download ESRI ArcGIS Server Enterprise
You cannot run ArcGIS Server without a valid license file ( .prvc or .ecp ). You should generate this from the same portal before you begin the installation. : If you are a developer building custom
Before you run that setup file, make sure your environment is ready to avoid common installation hurdles: including ArcGIS Server
: Go to the Downloads tab and select ArcGIS Enterprise .