The file is a component of the Lenovo ThinkPad Hardware Maintenance Diskette (or Utility), specifically used by technicians to update a system's Serial Number, Machine Type Model (MTM), and UUID—typically after a motherboard replacement. Version 1.90 Information
: Double-click on the file to run the installer. Follow the on-screen instructions to complete the installation. i7tm38us 190 versionexe download link