It contains configuration information for Windows and softwarespecific to the currently logged-in user.
Many of the tweaks you configure within variousappletsin theControl Panelare actually stored in this hive.
LocateHKEY_CURRENT_USERfrom the pane on the left.

Don’t See HKEY_CURRENT_USER?
Theversion of Windowsyou’re running, and the software you have installed, both determine what may be present.
The Mouse applet is another one whose options are stored in theHKEY_CURRENT_USER\Control Panel\Mousekey.
Some options there includeDoubleClickHeight, ExtendedSounds, MouseSensitivity, MouseSpeed,MouseTrails,andSwapMouseButtons.
Yet another Control Panel section is dedicated solely to the mouse cursor, found underCursors.
Stored here are the name and physical file locations of default and custom cursors.
Others in this same location includeCursorBlinkRate, ScreenSaveActive, ScreenSaveTimeOut,andMenuShowDelay.
HKEY_CURRENT_USER\Environment
TheEnvironmentkey is where environment variables likePATHandTEMPare found.
Changes can be made here or through File Explorer, and they’ll be reflected in both places.
HKEY_CURRENT_USER\Software
Lots of user-specific software entries are listed in this registry key.
One example is the location of the Firefox program.
you’ve got the option to make changes in either location since they are one and the same.
The alternative is tofind the security identifier of your accountand navigate to that area of HKEY_USERS.