1. Fix: Shell Infrastructure Host High CPU on Windows - Digiworthy
Link: http://go.microsoft.com/fwlink/?LinkID=617350
Description: WEBJul 21, 2023 · What is Shell Infrastructure Host? How to Fix Shell Infrastructure Host High CPU Usage? Fix 1: Restart Shell Infrastructure Host Process. Fix 2: Run a Microsoft Defender Malware Scan. Fix 3: Keep Windows Up to Date. Fix 4: Use a Static Desktop Background. Fix 5: Use a Different Photo Viewer App. Fix 6: Repair Corrupt System Files.