Several Windows users have reported high CPU usage due to the Secure Frame Server Helper process while using video calling apps.
Secure Frame Server Helper, also known as fslso.exe, is a process related to facial recognition feature in Secure Biometrics Windows Services.
Troubleshooting steps to fix high CPU usage caused by Secure Frame Server Helper include restarting the computer, disabling Windows Hello for sign-in options, running a Microsoft Defender Offline Scan, and turning off/uninstalling AVG Antivirus.
These steps can help resolve the issue of Secure Frame Server Helper (fslso.exe) causing high CPU usage on Windows.