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REG File - What is a .reg file and how do I open it?

Learn about .REG files and view a list of programs that open them.

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Overview

What is a REG file? A REG file updates the Windows Registry when run. Custom REG files can be created to alter different aspects of Windows.

More Information To create your own registry update file, follow these steps: Launch Regedit (From the start menu, select Run, type "Regedit") Select the section of the registry you are interested in modifying From the File menu, select Export Choose "Selected Branch" from the Export Range option at the bottom of the window. Save the file as a ".reg" file. NOTE: Manually updating the Windows registry is an advanced process and should only be performed if you know exactly what you are doing. Incorrect registry updates may render Windows inoperable.

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Popularity3.2 | 26 Votes

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In-Depth

.REG File Extension

2 file types use the .reg file extension.

Registry File

DeveloperMicrosoft
Popularity
4.3  |  106 Votes
 

What is a REG file?

A REG file updates the Windows Registry when run. Custom REG files can be created to alter different aspects of Windows.

More Information

To create your own registry update file, follow these steps:

NOTE: Manually updating the Windows registry is an advanced process and should only be performed if you know exactly what you are doing. Incorrect registry updates may render Windows inoperable.

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Programs that open REG files

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Program Name

Platform

Reset

X

Windows

Microsoft Registry Editor

Included with OS

Category: System Files

Updated: November 2, 2020

Registration Information File

DeveloperN/A
Popularity
3.2  |  26 Votes
 

Stores registration key, serial number, and other user registration information for a certain program; created when registration is completed; referenced by the program when opened to authenticate the user, but not meant to be opened manually.

Programs that open or reference REG files

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Program Name

Platform

Reset

X

Windows

Various programs

Mac

Various programs

Category: Settings Files

Updated: June 9, 2009

FAQ

What is a REG file?↓
A REG file updates the Windows Registry when run. Custom REG files can be created to alter different aspects of Windows.

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