The procedure below explains how to install Ansys 2021 R1 Electromagnetics on Microsoft Windows 10. The Ansys software is compressed to a single file and available for download from CC ftp site. To download Ansys 2021 R1 Electromagnetics for Windows 64-bit click here.
Extract the zipped file of Ansys 2021 R1 Electromagnetics to Local Drive (e.g. "D:\") and run the setup from the extracted folder.

Click on the "Yes" button

Click on the "Next" button.

Click on the "Next" button with current defaults.

Select "This local installation" and Click on the "Next >" button.

Select "No" and Click on the "Next >" button.

Now Select the "I want to specify a license server" and click on "Next >" Button

Enter Server "172.31.1.198" and check "Specify Server TCP/IP port number" and enter port no "1055" and Click on "Next >" button.
Note: To Run and Activate Ansys, Campus Network connectivity in required.