ArcGIS Installation Guide 1- Go to SFU’s library website to download the ArcGIS software. Here is the link: http://www.lib.sfu.ca/find/other-materials/data-gis/gis/software-arc-gis 2- Download both the ArcGIS for Desktop 10.5 and ArcGIS Single User License File 3- When downloaded, unzip the files 4- Start by installing the software. At this stage leave the license file untouched. When the installation of the software is completed, the “ArcGIS Administration Wizard” window will open. Follow the below instructions step by step to successfully authorize the software with the license file and activate the extensions: