Security And Privacy

Private Windows

Private browsing mode is intended to protect your privacy from other users of your computer. When you browse using a Private Window, Vivaldi will minimize what is stored locally on your computer so that very few traces are left of what you were browsing once you close all private browsing windows. Here are a few […]

Obtaining official builds and checking their signatures

Securely Downloading official Vivaldi packages To ensure you have an official version of Vivaldi, type “” and press “Enter”. On visiting this website, you should expect to see a green, padlocked badge in the URL field stating, “Vivaldi Technologies [NO]”. In almost all browsers, you can click the badge to view more details about the […]

Is Vivaldi Open Source?

Vivaldi is not made available under one unified open source license. It does contain the Chromium source code with changes made to allow the HTML/CSS/JS based UI to run. All changes to the Chromium source code are made available under a BSD license and can be read by anyone on Details in this regard are […]

Privacy Policy & Terms

Protecting user privacy is a top priority for us. For the most up to date privacy information, please refer to our Privacy page on If you have any questions or concerns, please get in touch.

Uninstall Vivaldi on Windows 10

If you have issues uninstalling Vivaldi while using Windows 10, Windows 10 provides two different UIs to add/remove programs: the old style UI, and a new modern look (see screenshots below). Only the older style UI will allow a non-admin user to uninstall a single user installed program. Older add/remove program Windows UI New add/remove programs UI in […]

Full reset of Vivaldi

In this article we’ll show you how to backup your data and fully reset the Vivaldi browser. IMPORTANT This article is for advanced users. Following the steps described here will result in losing all your Vivaldi data (Notes, Bookmarks, Web Panels, etc.) and settings, such as cache, history, themes and so on. If you want to […]