Mark Tyson / Tom’s Hardware:
Microsoft fixes a Windows Defender bug, first reported in 2018, that caused CPU usage spikes in some apps, especially Firefox, in Windows 10 and Windows 11 — Post-fix you may see MsMpEng.exe CPU usage drop by up to 75%. — A performance-sapping conflict between Mozilla Firefox …
from Techmeme https://ift.tt/lTKLqkE