What version of Vivaldi do I have?
You're not using Vivaldi right now, you're using CommonCrawl Crawler Node 2.0.
That doesn't necessarily mean you don't also have Vivaldi installed on your server, but it does mean that you're not using it right now.
If you want to find out what version of Vivaldi you have; open and use it to revisit this page - then we'll be able to tell you what version of Vivaldi you've got.
How to update Vivaldi
Vivaldi will notify you if there is a new version available and prompt you to install it. Running the latest version of software helps you to avoid security problems and bugs
If you have any more questions, use the contact form - we'll answer it and include it here too.