Client-nonadmin.exe

It writes settings to the HKEY_CURRENT_USER registry hive instead of HKEY_LOCAL_MACHINE , which is open to standard users.

While not a standard Windows system file, this name is typically assigned to a or user-mode installer for specific platforms. Its primary purpose is to bypass the User Account Control (UAC) prompt that usually blocks software installations on standard user accounts. Client-nonAdmin.exe

It installs files into the %AppData% or %LocalAppData% folders rather than C:\Program Files , ensuring it doesn't need write access to protected system directories. It writes settings to the HKEY_CURRENT_USER registry hive