REG LOAD KeyName FileName KeyName ROOTKEY\SubKey (local machine only) ROOTKEY HKLM | HKU SubKey The key name to load the ...

REG LOAD KeyName FileName

  KeyName    ROOTKEY\SubKey (local machine only)
    ROOTKEY  [ HKLM | HKU ]
    SubKey   The key name to load the hive file into. Creates a new key.

  FileName   The name of the hive file to load.
             You must use REG SAVE to create this file.

Examples:

  REG LOAD HKLM	empHive TempHive.hiv
    Loads the file TempHive.hiv to the Key HKLM	empHive