reg RESTORE /?: Restores the file XXXXXX.hiv overwriting the key XXXX . ....

The `REG RESTORE` command is used to restore a previously backed up registry branch to the Windows registry. Here are examples of using the `REG RESTORE` command: Example 1: Restore a backed up registry branch:

REG RESTORE HKLM\Software\Backup\RegBackup.hiv

- `REG RESTORE`: This command is used to restore a previously backed up registry branch. - `HKLM\Software\Backup\RegBackup.hiv`: The path to the backed up registry hive file (.hiv) to be restored. This example restores the backed up registry fork from the RegBackup.hiv file in the HKLM\Software\Backup directory. Example 2: Restoring a registry branch with quotes in the path:

REG RESTORE "HKCU\Backup\RegBackup.hiv"

- `REG RESTORE`: The command to restore a previously backed up registry branch. - `"HKCU\Backup\RegBackup.hiv"`: The path to the backed up registry hive file (.hiv) to be restored, with quotation marks in the path. This restores the backed up registry branch from the RegBackup.hiv file in the HKCU\Backup directory. Using quotation marks allows paths containing spaces or special characters to be processed correctly. Example 3: Restore a backed up registry branch with a different name:

REG RESTORE HKCU\Backup\RegBackup.hiv NewKeyName

- `REG RESTORE`: Command to restore a previously backed up registry branch. - `HKCU\Backup\RegBackup.hiv`: Path to the backed up registry hive file (.hiv) to be restored. - `NewKeyName`: The new name for the restored registry branch. Here, the backed up registry branch from the RegBackup.hiv file in the HKCU\Backup directory is restored, but with the new name NewKeyName. Example 4: Restore an entire registry key:

REG RESTORE HKLM\Backup\FullKeyBackup.hiv

- `REG RESTORE`: Command to restore a previously backed up registry branch. - `HKLM\Backup\FullKeyBackup.hiv`: Path to the backed up registry hive file (.hiv) that contains an entire registry key. This restores an entire registry key from the "FullKeyBackup.hiv" file in the "HKLM\Backup" directory. Summary: - `REG RESTORE` is used to restore backed up registry branches. - The command requires the path to the backed up registry hive file (.hiv) to be restored. - It is recommended to create backups before using `REG RESTORE` and ensure that the implications of the restore are understood. These examples are intended to give you a more comprehensive idea of ??how the `REG RESTORE` command can be used in different scenarios. Please note that restoring registry branches should be done with caution to avoid unwanted effects on the system. Care should be taken when using `REG RESTORE` as restoring registry branches can have irreversible effects on the system. It is recommended that you create previous backups and ensure that you understand exactly what impact the restore will have.

Microsoft Windows [Version 10.0.19045.3693]
(c) Copyright 1985-2023 Microsoft Corp.

C:\\WINDOWS>


Console Registry Tool for Windows - version 3.0
Copyright (C) Microsoft Corp. 1981-2001.  All rights reserved


REG RESTORE KeyName FileName

  KeyName    ROOTKEY\SubKey (local machine only)
    ROOTKEY  [ HKLM | HKCU | HKCR | HKU | HKCC ]
    SubKey   The full name of a registry key to restore the hive file into.
             Overwriting the existing key's values and subkeys
  FileName   The name of the hive file to restore
             You must use REG SAVE to create this file

Examples:

  REG RESTORE HKLM\Software\Microsoft\ResKit NTRKBkUp.hiv
    Restores the file NTRKBkUp.hiv overwriting the key ResKit

Yes, there are some important points you should pay attention to when using the `REG RESTORE` command: 1. Caution when restoring: Restoring registry branches is a critical operation because it can have a profound impact on the system. Make sure you understand exactly which registry branch you want to restore. 2. Create Backup: Before using `REG RESTORE`, be sure to create a recent backup of your entire registry or the registry branch in question. This allows you to revert to the previous state in case of problems. 3. Overwriting Data: Make sure that the registry branch to be restored does not contain active or important data that could be overwritten. The restore replaces the current state of the registry branch with the state contained in the backed up Hive file. 4. Paths containing spaces or special characters: If the path to the Hive file or target RegKey contains spaces or special characters, use quotation marks to ensure that the path is interpreted correctly. 5. Avoid naming conflicts: If you give the restored registry branch a different name (`NewKeyName` in the example), ensure that the new name does not cause naming conflicts or problems on the system. 6. Note privilege restrictions: Check the permissions on the registry branch you want to restore to ensure you have the necessary rights to restore. 7. Check System Health: After the restore, it is advisable to check the system health to ensure that the restore was performed as expected and did not cause any unexpected problems. 8. Caution when using in scripts: When using `REG RESTORE` in scripts, you should ensure that all necessary safeguards are in place to avoid unintended consequences. In general, it is important to be extremely careful when using `REG RESTORE` as improper applications can cause serious problems on your system.