Go to the add-ons tab on the top toolbar and click “Get add-ons.”
Search with keywords for the add-on you need. Browse for the one you like most and move onto the next step.
Install the add-on. Go on!
Make sure you chose the correct Google account.
Allow Access for the add-on.
Click the Add-ons tab on the toolbar and use the drop-down menu to change settings or use the add-on’s features.