Some older licenses were provided via ISO files or installation discs. You can mount these ISO files to run the setup.exe . 2. System Requirements for ArcGIS 10.6

This is the primary method for existing users. Log in to My Esri using your organizational credentials. Navigate to My Organizations > Downloads to find the ArcGIS Desktop 10.6 installation files.

ArcGIS 10.6 is a powerful, legacy geographic information system (GIS) suite developed by Esri. While it has been a staple for mapping and spatial analysis, it is important to note that ArcGIS 10.6 and 10.6.1 were officially on January 1, 2024. This means they no longer receive software updates or patches.