Step-by-step – Silverlight Ubuntu 20.10 Installation

Installing

3. 3. Installing Pipelight

   Finally, to Install Pipelight for Ubuntu
   Execute:

   sudo apt install --install-recommends pipelight-multi

   Authenticate with the User Admin Pass.
   If Got “User is Not in Sudoers file” then see: How to Enable sudo
   Then Update it:

   sudo pipelight-plugin --update

   And finally, Enable the Silverlight Pipelight Plugin:

   sudo pipelight-plugin --enable silverlight

   

4. 4. Enabling

   Then Restart Firefox Browser to Install Silverlight into Wine.

   

How to Install Opera Web Browser on Ubuntu:
Installing Opera on Ubuntu