Go to Add-ons > Manage add-ons in the Google Sheets/Docs menu:
Find the add-on of interest in the list, click the icon with three dots at the upper-right corner of its image and choose Uninstall:
The next window will ask you to confirm the action:
Do so by hitting Uninstall app and the add-on will disappear from the list of your tools:
Responses
After I have uninstalled the add-on, it still shows up in my add-ons menu. How do I remove it so I stop seeing it entirely?
Hello Nick,
Thank you for contacting us. Please follow the steps described in this help page:
https://www.ablebits.com/docs/google-sheets-add-ons-known-issues/#cannot-uninstall