Note: Please make sure you take a backup(from Products->Settings->Tools) for your settings and products before uninstalling Tajer because everything related to Tajer plugin will be lost and you can’t undo this process.
To uninstall Tajer and delete the plugin files, settings, database tables, etc., from your admin dashboard click on “Plugins” then find Tajer plugin and click on “Deactivate” now find it again and click on “Delete” click “Yes, delete these files and data” button and you are done!