What is Hkey local machine system?

HKEY_LOCAL_MACHINE, often abbreviated as HKLM, is one of several registry hives that make up the Windows Registry. This particular hive contains the majority of the configuration information for the software you have installed, as well as for the Windows operating system itself.

What is Hkey local machine?

The Windows registry contains a root key titled HKEY_LOCAL_MACHINE, or HKLM. The HKLM root key contains settings that relate to the local computer. … The SOFTWARE subkey is the most commonly accessed registry key, as it contains the settings for Windows and the software programs installed on the computer.

What does Hkey mean?

HKEY stands for «Handle to Registry Key» and is a typedef supplied in the Windows headers files. The Window architects use the opaque handle scheme that most operating systems use. When requesting resources from the operating system, you are given a «handle» or cookie that represents the real object.

How do I access my Hkey local machine?

How to Access HKEY Local Machine Systems

  1. Click «Start,» type «regedit» in the search window and press «Enter.» This opens the Windows registry editor.
  2. Click to expand «Computer» in the left-hand pane of the registry editor.
  3. Click to expand «HKEY_LOCAL_MACHINE.»
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What is Regedit used for?

Regedit or regedit.exe is a standard Windows executable file that opens the built-in registry editor. This allows you to view and edit keys and entries in the Windows registry database. The file is located in the Windows directory (typically C:Windows), you can double-click it to launch the program.

What does Hkey_users mean?

HKEY_USERS, sometimes seen as HKU, is one of many registry hives in the Windows Registry. It contains user-specific configuration information for all currently active users on the computer. This means the user logged in at the moment (you) and any other users who have also logged in but have since «switched users.»

Where are Hkey files located?

On Windows 10 and Windows 7, the system-wide registry settings are stored in files under C:WindowsSystem32Config , while each Windows user account has its own NTUSER. dat file containing its user-specific keys in its C:WindowsUsersName directory. You can’t edit these files directly.

How do I open registry editor?

How to open Registry Editor in Windows 10

  1. In the search box on the taskbar, type regedit. Then, select the top result for Registry Editor (Desktop app).
  2. Press and hold or right-click the Start button, then select Run. Enter regedit in the Open: box and select OK.

What is Hkey current config?

Contains information about the hardware currently installed in the machine and the settings for systems running on the machine. You do most of your work in this and the next subtree. … Contains user preferences and settings for desktop applications running on this machine.

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How do I find the registry key of a program?


  1. Open the Registry Editor (regedit.exe).
  2. In the left pane, browse to the key you want to search. …
  3. From the menu, select Edit → Find.
  4. Enter the string you want to search with and select whether you want to search keys, values, or data.
  5. Click the Find Next button.

How do you use Registry?

To run the Registry Editor, follow these steps:

  1. Press Win+R to summon the Run dialog box.
  2. Type regedit and press Enter.
  3. In Windows 7 and Windows Vista, click the Yes or Continue button or type the administrator’s password. …
  4. Close the Registry Editor window when you’re done.

What is the function and importance of the registry?

The Windows Registry is a database of settings used by Microsoft Windows. It stores configurations for hardware devices, installed applications, and the Windows operating system. The Registry provides a centralized method of storing custom preferences for each Windows user, rather than storing them as individual .

What happens if you delete regedit?

You can, however, delete their contents via Regedit (as opposed to reg). So yes, deleting stuff from the registry will absolutely positively kill Windows. And unless you have a backup, restoring it is impossible.

Is regedit safe?

The true regedit.exe file is a safe Microsoft Windows system process, called «Registry Editor». However, writers of malware programs, such as viruses, worms, and Trojans deliberately give their processes the same file name to escape detection.