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pandawan's avatar
pandawan
Brass Contributor
Oct 10, 2019

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's avatar
timbowes
Copper Contributor
Oct 15, 2019

pandawan 

 

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!

  • cjc2112's avatar
    cjc2112
    Bronze Contributor
    Oct 15, 2019

    timbowesI don't know much about Catalina, but it seems that you could remove it from what I've seen on the web.

    • timbowes's avatar
      timbowes
      Copper Contributor
      Oct 15, 2019

      cjc2112 I think that only applies to the Beta, unfortunately. Catalina was the latests MacOS upgrade, released on 7 October, 2019. Potentially I could revert to a back up though. 🙂

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