Microsoft updates stable version of Edge: support for Dolby Vision

Improvements and additions

Collections coming to Edge in stable release. If the Collections panel is opened, you can create, edit and view Collections based on your web browsing.
Deleting the Collections button from the Microsoft Edge toolbar is allowed.
Local Active Directory account autologon will only be targeted to organizations that enable it. If users are already logged in with a local AD account, they will be able to log out. Users will only be automatically signed in with the primary account on their operating system if it is an MSA or Azure AD account. Administrators can enable automatic sign-in with a local AD account using the ConfigureOnPremisesAccountAutoSignIn policy.
Added a message to inform users that Internet Explorer is not installed when they navigate to a page set to open in mode Internet Explorer.
Updated the 3D View tool in Microsoft Edge DevTools with a new feature to help debug the z-stack context index. The 3D View shows a representation of the depth of the DOM (Document Object Model) using color and stacking, and the z-Index view helps you isolate the different stacking contexts of your page. More information .
F12 Dev Tools are localized in 10 new languages, so they will match the language used in the rest of the browser. More information .
Added support for playback of content with Dolby Vision. Here you can see how to enable Dolby Vision content from Netflix .
Microsoft Edge can now identify and remove duplicate bookmarks and merge folders with the same name. To access this improvement we must click on the star in the browser toolbar and select Remove favorite duplicates. Changes to favorites will be synced across all devices."

Following user complaints regarding difficulty distinguishing a normal browser window in a dark theme from an InPrivate window, it was has added a blue logo in the upper right corner that helps users distinguish that they are browsing InPrivate.
You can select a default profile for links opened with external applications to open from edge: // settings / multiProfileSettings.
Added a prompt that alerts users who sign in to a browser profile with an account after they've already signed in previously with another account. This warning will help prevent unintentional data merging.
LSaved payment cards can be used more easily Cards in your Microsoft account will be synced across all devices , whether desktop or mobile. Full details will be shared with the website after two-factor authentication. You can choose to securely keep a copy of the card on the device during authentication.
Line Focus is a feature created to avoid distractions while reading Allows users to maintain attention on one, three, or five lines at at once and dims the rest of the page so users can read without distraction. Users can scroll using the touch or arrow keys and the focus changes accordingly.
Microsoft Edge is now integrated with Windows Speller on Windows 8.1 and higher platforms to offer greater language support, with access to more dictionaries and the ability to use custom Windows dictionaries.
The use of PDF documents is improved. When PDF documents are opened with Microsoft Edge, users will be able to create highlights, change color, and remove highlights.

When loading long PDF documents that have been optimized for the web, the pages the user is viewing will load faster, in parallel, while loading the rest of the document.
It's now easier to launch Immersive Reader for a website simply by pressing the F9 key.
Now it is easier to start Reading aloud thanks to the use of the key combination (Ctrl + Shift + U).
Added an MSI command line parameter that allows you to suppress the creation of desktop icons when you install Microsoft Edge. The following example shows how to use this new parameter: MicrosoftEdgeEnterpriseX64.msi DONOTCREATEDESKTOPSHORTCUT=true There will be a group policy to support this functionality in a future release.