[WindowsCentral.com]

This is the final update for major version 78, Microsoft says.
What you need to know

[LIST][*]Microsoft Edge testers can download a fresh update for the Dev channel today.[*]This release bumps the build number to 78.0.276.2.[*]There are a few new features included here, but the focus is largely on bug fixes.[/LIST]
A new Microsoft Edge Dev Channel update is now available for testers. Unlike recent releases, this update is mostly focused on stability improvements and ironing out a ton of bugs. There are a few new features here, however, including the ability to open items in a Collection in new tabs.

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