How to modify the hostname of an Ansys License Server
If the hostname of the device hosting your license changes, you need to update it in the ansyslmd.lic file accordingly.
- Stop the Ansys License Manager by selecting View Status/Start/Stop License Manager > Stop

- Launch Notepad as Administrator
- Navigate to C:\Program Files\ANSYS Inc\Shared Files\licensing\license_files

- Open the ansyslmd.lic file and replace the hostname, which is located in the first line of the license file, with the new one

- Save the file
- Start the License Manager by selecting View Status/Start/Stop License Manager > Start
