You can use the Active Roles Add-on Manager from the command-line.
To run Add-on Manager
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Open the Windows command prompt.
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Navigate to the folder where the Add-on Manager is installed.
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Run the ActiveRolesAddOnManager_8.2.1.exe file with the appropriate parameters.
TIP: To list the available parameters, run the following command:
ActiveRolesAddOnManager_8.2.1.exe /?