According to Microsoft's own tests, at least, Edge in Windows 10 Creators Update has the best battery life compared to other popular browsers — Chrome and Firefox. The company had done the same testing earlier, but yesterday Microsoft published an updated video comparison of how long you could use your device using different browsers. The scenario stays the same: all three Surface Books used in this video are configured identically, not plugged in and were running the same OS version, showing the same video content in the browser.
During the October 2016 Microsoft event, the company showed some improvements that are coming in Windows 10 Creators Update all over the OS. However, most of them were shown so briefly that many people didn't even notice it. After the event, Microsoft published a recap video in which we were able to find a few interesting things. There were some interesting additions to Microsoft Edge.