Install Arcgis 108 !full! -
"ArcGIS 108" typically means (or 10.8.x), the last release of the classic ArcMap/ArcCatalog interface before Esri shifted focus to ArcGIS Pro.
Double-click the .exe file. You will be prompted to choose a destination folder for extracting the installation files. install arcgis 108
: If you work with complex projections, you may need to install the separate ArcGIS Coordinate Systems Data setup. "ArcGIS 108" typically means (or 10