In Windows NT 4.0, Windows 2000, Windows XP, Windows Server 2003, and Windows Vista, the support files for all hives, except HKEY_CURRENT_USER, are located in the folder %SystemRoot%System32Config
.
To clean the Windows 7 registry, follow these steps:
- Expand the computer keys in
HKEY_LOCAL_MACHINE_SOFTWARE_Microsoft_Windows_CurrentVersion
. - Select the
Run
key in the left section. - Right-click and select "Delete" from the menu that appears.
To restore the regedit
after cleaning, use a system restore point:
- Press
Win+R
and type the commandrstrui.exe
. - Press
Enter
. - The System Restore window will appear.
- Select a date prior to the issue, confirm all operations, and wait for the automatic restart to complete.
To fix errors that occur with Windows 7, follow these steps:
- Go to the "Start" menu and find the "System Tools" option under "Accessories".
- Select the "System Restore" option.
- Restore the system.
- Press the "Next" button if you have never used this tool before.
To view the Windows 10 log, access the Event Viewer:
- Expand the console tree and select the "Security" entry to access the Windows logs.
- In the results pane, you will find the list of security events.
- Click on a specific event to obtain more information about it.
To resolve errors in Windows 10, you may need to run system files:
- Open the Command Prompt as an administrator.
- Type
sfc /scannow
and press Enter. - The system will detect errors in the operating system.
To check the security of Windows 10:
- Click "Yes" in the User Account Control panel.
- Type
SFC /scannow
in the Command Prompt and press Enter. - The System File Checker utility will verify the security of Windows system files and repair them if necessary.
The registry includes Windows configuration variables that show loaded values, options set in wizards, and other details. In short, registry keys are essential for configuring the operating system.
The time it takes to restore the Windows 10 system configuration varies but generally takes between 20 and 45 minutes, depending on the system’s size.
Creating a registry key is easy. Right-click on a folder or blank space, select "New," and choose the type of value you want to create, such as a binary value, a 32-bit DWORD value, a 64-bit QWORD value, a multi-string value, or an expandable string value.