Ensure you have the latest .NET Framework or C++ Redistributables installed.
: If you see efsui.exe running unexpectedly, it may be due to automated background processes, such as Outlook securing temporary folders. However, always verify its location; malware sometimes disguises itself as efsui.exe if found outside the System32 folder. efsuiexe efs installdra better
Is your computer running , or is the process showing high CPU/disk usage ? Ensure you have the latest