By default, while browsing InPrivate, Microsoft does not collect any info about websites you visit for product improvement purposes. Microsoft Edge saves downloaded files as well as any new favorites created while browsing InPrivate. InPrivate browsing is a private browsing mode in which no browsing history, download history, cookies and site data, and form fill data are remembered. Extensions, or add-ons, are simple tools that customize your browser experience and offer you more control. You can boost your productivity, have more fun, and customize your browsing experience with add-ons ( extensions) for Microsoft Edge.

The new Chromium based Microsoft Edge is supported on all versions of Windows 7, Windows 8.1, Windows 10, Windows Server (2016 and above), Windows Server (2008 R2 to 2012 R2), and macOS.

This new Microsoft Edge runs on the same Chromium web engine as the Google Chrome browser, offering you best in class web compatibility and performance. Microsoft has adopted the Chromium open source project in the development of Microsoft Edge on the desktop to create better web compatibility. How to Allow Extensions in InPrivate Browsing in Microsoft Edge Chromium

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