How can I fix 100% usage of Windows Modules Installer? The harder your CPU works, the higher your CPU temperatures will get, which can cause slowdowns, freezes, and even shutdowns. Prolonged high CPU use is normal when stress-testing your CPU, but highly abnormal in most other circumstances.
Your computer should calm down after Windows Modules Installer finishes the update.īut if you’re experiencing 100% CPU usage and high disk usage for an hour or more - long after the updates are done - you might have a problem.
If you’re seeing TiWorker.exe or Windows Modules Installer Worker causing high disk usage in Windows 10, or high CPU usage, it’s completely normal.
While updates are happening, you’ll usually see CPU and disk usage spikes in the Task Manager:Ī major update resulting in 10% CPU use and 57 MB/s hard disk usage for WMIW. Updating Windows and its related apps is an intensive process, so it’s natural to see Windows Module Installer causing high disk usage in Windows 10 or high CPU use. Why is Windows Module Installer Worker or TiWorker.exe using so much CPU or HDD space? It’s a massive operation that requires a considerable amount of processing power and space. Every time your PC installs a new update or new version of Windows 10 (like 21H2 or 21H1), Windows Module Installer updates all your Windows files and backs up old data.