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reg copy

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Copies a registry entry to a specified location on the local or remote computer.

Syntax

reg copy <keyname1> <keyname2> [/s] [/f]

Parameters

Parameter Description
<keyname1> Specifies the full path of the subkey or entry to be added. To specify a remote computer, include the computer name (in the format \\<computername>\) as part of the keyname. Omitting \\<computername>\ causes the operation to default to the local computer. The keyname must include a valid root key. Valid root keys for the local computer are: HKLM, HKCU, HKCR, HKU, and HKCC. If a remote computer is specified, valid root keys are: HKLM and HKU. If the registry key name contains a space, enclose the key name in quotes.
<keyname2> Specifies the full path of the second subkey to be compared. To specify a remote computer, include the computer name (in the format \\<computername>\) as part of the keyname. Omitting \\<computername>\ causes the operation to default to the local computer. The keyname must include a valid root key. Valid root keys for the local computer are: HKLM, HKCU, HKCR, HKU, and HKCC. If a remote computer is specified, valid root keys are: HKLM and HKU. If the registry key name contains a space, enclose the key name in quotes.
/s Copies all subkeys and entries under the specified subkey.
/f Copies the subkey without prompting for confirmation.
/? Displays help at the command prompt.

Remarks

  • This command doesn't ask for confirmation when copying a subkey.

  • The return values for the reg compare operation are:

    Value Description
    0 Success
    1 Failure

Examples

To copy all subkeys and values under the key MyApp to the key SaveMyApp, type:

reg copy HKLM\Software\MyCo\MyApp HKLM\Software\MyCo\SaveMyApp /s

To copy all values under the key MyCo on the computer named ZODIAC to the key MyCo1 on the current computer, type:

reg copy \\ZODIAC\HKLM\Software\MyCo HKLM\Software\MyCo1