I'm so happy to see a thread on Windows Defender, because my org recently switched antivirus software and I can't wait to tell you how bad it is ! There's a hidden feature in Defender, that will delight any user : it can turn your 15" MacBook Pro into a full breakfast machine. Want pancakes ? Start a zoom call. While you wait for your favorite video conference app to start, don't hope to finish your docker pull/save/…
When looking in Task Manager before, it seemed that Symantec used more CPU than even Visual Studio and related processes.