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O&O RegEditor

Editing the Windows Registry

Freeware

Download for free
O&O RegEditor - Editing the Windows Registry
Windows 10 Windows 11
Looking for a backup solution? Find out more here.
  • Overview
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All functions of O&O RegEditor at a glance

O&O RegEditor is the convenient alternative to Windows’ own registry editor and offers you significantly more control, overview and ease of use when managing the Windows registry. Whether it’s targeted changes to registry values, quick searches, copying complete key structures or working with favorites – O&O RegEditor simplifies typical administrator tasks considerably. The following list of features and functions shows you all the ways in which O&O RegEditor makes working on the Windows registry faster, more secure and more efficient.

General features

  • Editing the Windows Registry Without Additional Windows Tools
  • Support for all common registry hives and branches (e.g. HKEY_LOCAL_MACHINE, HKEY_CURRENT_USER)
  • Display of keys, subkeys and values in a clear tree structure
  • Display and edit of all common value types (e.g. string, expandable string, DWORD, QWORD, binary, multi-string)
  • Quickly navigate through registry paths
  • Direct access to frequently used areas of the registry
  • Uniform operating logic for typical registry tasks
  • Optimized for administrators, power users, and support assignments

Create, edit and delete

  • Creating new registry keys
  • Creating new registry values in existing keys
  • Edit existing key and value names
  • Edit value contents for all supported data types
  • Deleting individual registry values
  • Delete complete keys including subkeys
  • Secure confirmation queries for critical deletion actions
  • Processing even with complex key structures

Search and find

  • Convenient search function via keys, value names and contents
  • Hit display as result list for quick selection
  • Jump directly from the search hit to the exact registry position
  • Resume the search without re-entering
  • Search in sub-areas or across entire hives
  • Search for exact terms and substrings
  • Quick navigation between multiple hits

Copy, paste, and duplicate

  • Copying complete registry keys including subkeys
  • Copying individual registry values including data type and content
  • Pasting copied keys into other paths
  • Pasting copied values into other keys
  • Duplicating entire key structures to quickly reproduce configurations
  • Maintaining Structure and Hierarchy in Copy Operations
  • Quickly transfer settings between similar registry areas

Favorites and quick access

  • Create your own favorites for registry paths
  • Manage and maintain a Favorites list
  • Fast Jump to Saved Registry Positions
  • Preset Favorites for Frequently Used Registry Keys
  • Rename and organize favorites
  • Importing Favorites to Inherit Existing Collections
  • Export favorites for sharing or saving
  • Restore favorites after reinstallation or system change

Import and export

  • Import of REG files to apply registry changes
  • Export of selected keys as a REG file
  • Export of individual values or complete key branches
  • Quickly create backup REG files before changes
  • Export of the entire registry in XML format
  • Use of exports to document system states
  • Inherit exports to restore defined configurations

Working comfort and operation

  • Clear interface for fast work
  • Context menus for the most important registry actions
  • Keyboard-friendly operation for fast admin workflows
  • Clearly structured dialogs for value types and content
  • Display of paths and key labels for better orientation
  • Reduction of typical sources of error through guided operation
  • Quickly switch between tree view and detail view

Portable use

  • Portable version without installation
  • Can be started directly from portable storage media (e.g. USB stick)
  • Suitable for use on multiple PCs without setup
  • Ideal for support calls, admin toolkits and emergency environments
  • No permanent changes to the system due to installation routines

Security and control

  • Working with Registry Structures Without Manual Detours
  • Suitable for controlled changes to system and user areas
  • Support for secure backup before changes through export functions
  • Reduction of operating errors through clear displays and dialogs
  • Suitable for structured, traceable registry adjustments

Application scenarios

  • Troubleshooting and troubleshooting through targeted registry adjustments
  • Standardization of configurations via export/import
  • Quick access to support-relevant registry offices
  • Migration of settings between systems (e.g. via REG exports)
  • Documentation of system states for analysis and comparison
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