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High CPU usage on macOS
For some reason, I get very high CPU usage on Edge Dev v79.0.294.1 on macOS 10.14.6 Attached is a screenshot of the Browser Task Manager with Edge at 180% CPU usage (somehow?) My laptop's fans a...
so on Mac OS big sur what I've done is that you go into activity Monitor and from there if you see that Microsoft Edge Helper (renderer) is using too much CPU. Double click on Microsoft Edge Helper (renderer). It should automatically restart and shouldn't use as much CPU and should Idle at about 2%-30% depending on your model.