TiWorker.exe (Windows Modules Installer Worker) เป็น Service จัดการ Windows Updates ปกติจะหยุดหลัง Update เสร็จ แต่บางครั้งค้างรันพื้นหลัง → CPU 100% สาเหตุ: Virus, Third-party Apps, Corrupt Files, Bad Update Config
วิธีแก้ไข
1. Restart System
Reload OS Files, Clear Glitches
2. Scan Malware + CCleaner
Full AV Scan + CCleaner Clean Junk/Registry
3. Clean Boot
ตรวจสอบ Third-party Service Conflict
4. Restart Windows Update Service
services.msc → Windows Update → Stop → Wait → Start
5. Install All Pending Updates
Settings → Windows Update → Check & Install All → Reboot
6. Run Windows Update Troubleshooter
Settings → System → Troubleshoot → Other Troubleshooters → Windows Update → Run
7. Clear Windows Update Cache
services.msc → Stop Windows Update Explorer → C:\Windows\SoftwareDistribution\Download → Delete All (Ctrl+A, Del) services.msc → Start Windows Update Reboot
8. ลด Priority ของ TiWorker
Task Manager (Ctrl+Shift+Esc) → Details → TiWorker.exe → Right-click → Set Priority → Low
9. Run Automatic Maintenance
Control Panel → Security and Maintenance → Maintenance → Start Maintenance
10. Repair System Files (SFC/DISM)
cmd (Admin) → SFC /scannow → DISM /Online /Cleanup-Image /RestoreHealth → SFC /scannow อีกครั้ง → CHKDSK → Reboot
11. ปิด Automatic Updates (Last Resort)
Settings → Windows Update → Pause 1 Week หรือ Metered Connection หรือ Services.msc → Windows Update → Disabled + Stop
Note: ปิด Updates = ไม่ได้ Security Patches
