Learn how to create, import, and export .reg files to add, modify, or delete registry subkeys and values. A .reg file is a text file that contains registry data and instructions for Regedit.exe.

When you start your computer successfully, the Windows Registry Checker tool (Scanreg.exe) creates a backup of system files and registry configuration information (including user account information, protocol bindings, software program settings, and user preferences) once daily.

The Registry Editor allows you to change settings that are not exposed in the user interface, including system policies, installed applications, and the types of files that certain applications can open. To open the Registry Editor, you can use one of the following methods: Search for it in the Start menu

Back up the registry manually. Select Start , type regedit.exe in the search box, and then press Enter. If you are prompted for an administrator password or for confirmation, type the password or provide confirmation.

Fixes an issue in which help information is displayed when you use the Reg.exe utility to query some flags in Windows 7 SP1 or Windows Server 2008 R2 SP1. This issue occurs when you increase your control over security settings on the computer.

Internal SATA devices (HDDs or SSDs) may show as removable media in your task bar. Whether or not a device is considered removable is determined by your system’s BIOS and how it marks the various SATA ports on the motherboard.

The Registry Editor (Regedit.exe) utility exports a compressed registry key into a hive file. Status Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

Regsvr32 is a command-line utility to register and unregister OLE controls, such as DLLs and ActiveX controls in the Windows Registry. Regsvr32.exe is installed in the %systemroot%\System32 folder in Windows XP and later versions of Windows. The 64-bit version is %systemroot%\System32\regsvr32.exe.

The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs. It also fixes corrupted registry keys. First, you'll need to download the troubleshooter. Download troubleshooter. If you see the File Download box when you start downloading, select Run or Open.

This article describes the command-line switches you can use when you run the MS-DOS version (Scanreg.exe) or the Windows version (Scanregw.exe) of the Registry Checker tool. More Information Syntax. MS-DOS Version: Scanreg.exe [/backup] [/restore] ["/comment=<text>"] [/fix] Scanreg.exe [backup] [/restore] ["/comment=<text>"] [/fix] [/opt]