Forum Discussion
pandawan
Oct 10, 2019Brass Contributor
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...
timbowes
Oct 15, 2019Copper Contributor
For me, Edge Dev has been excellent from a memory / cpu perspective on MacOS up until I upgraded to Catalina. Since then, I've encountered the same issue you describe.
However, following the suggestion in this thread, I have disabled Defender SmartScreen, and that seems to have resolved the issue for now. Hopefully the Edge dev team can resolve the issue to enable MacOS users to turn the feature back on again later.
On the other hand, MacOS Catalina doesn't seem very stable as a whole. It is very laggy. I wish I hadn't upgraded!