Edge’s sidebar basically lets users pin web apps and sites into a side panel, making it possible to quickly open things like Outlook, shopping tools, search, or other web apps without leaving the current tab. Microsoft’s own support page had described the feature as a way to streamline access to favorite sites and apps. But now, the feature is simply being removed. Microsoft claims that new apps can no longer be added to the sidebar, and apps already pinned in the app tower will be...