Some users may face LSAISO.exe procedure practice high CPU convention on the PC. This procedure is associated with the KeyGuard and the documentation Guard. VSM utilizes the isolation mode, which is called the Virtual Trust levels, to defend IUM processes. IUM processes, including LSAISO, run in the VTL1, whereas other processes use VTL0. The memory of methods that use VTL1 is confined from spiteful code, which is using VTL0. The LSASS procedure is dependable for controlling user verification, local system policy, as well as auditing. However, it also manages the security data like password hashes and the Kerberos keys. If you are facing such troubles, then this post might be useful. Go through the blog and follow the instructions to fix the LSAISO process high CPU usage in Windows 10. Causes of LSAISO Process High CPU Usage The LSAISO procedure runs as the Isolated User Mode in the Windows 10 procedure in the current safe location, which is known as the Virtual Secur...