Once in AI Studio, Go to settings > Preferences
Then the license section
Then change preferred license to Altair Units
You will usually need to restart the app after this.
If you see one of the below windows you will need to select "Configure Altair License"
Choose manual configuration in AI Studio
Then go to On Premise, Then go to choose in the window above and navigate to the path of the license file in the license store and choose that file,
The path of the license file in the license store is indicated in Almutil activation tab in blue below the license field as well,
To expose the .altair_licensing folder you may need to right click in the users/your name/ folder and show hidden, once at the exact path select the file that will be named your license key.lic for example LKPO1-POWS2-UY76W-WEQ2.lic and then click on "Save & Connect"
You should then see a license configuration successful message, and the App is activated and will start up,