Import, export or delete registry settings from a text (.REG)
syntax Export the Registry (all HKLM plus current user) REGEDIT /E pathname Export part of the Registry REGEDIT /E pathname "RegPath" Import a reg script REGEDIT pathname Silent import REGEDIT /S pathname Start the regedit GUI REGEDIT key /E : Export /S : Silent Import
How to add keys and values from the registry:
Create a text file like this:
REGEDIT4 [HKEY_CURRENT_USER\SomeKey] "SomeStringValue"="Hello"
When double clicking this .reg file the key and value will be
Alternatively run REGEDIT MYKEY.REG from the command line.
How to delete keys and values from the registry:
Create a reg file like this, notice the hyphen inside the first bracket
When double clicking this .reg file the key "SomeKey" will be
deleted along with all string, binary or Dword values in that key.
If you want to just delete values leaving the key in place, set the value you want to delete = to a hyphen
REGEDIT4 [HKEY_CURRENT_USER\SomeKey] "SomeStringValue"=-
Again double clicking this .reg file will delete the values specified
- or you can use REGEDIT /s MyDeleteScript.REG.
Windows XP Registry files.
Under Windows NT all registry scripts start with:
Under 2K and XP this first line changes to:
Windows Registry Editor Version 5.00
To be sure that a .REG script will run under any version of Windows use the earlier syntax: REGEDIT4.
Compare the Registry of two machines
is your friend, this simple GUI utility from the resource
kit will list all the differences.
Within a registry file, comments can be preceded by "; "
; Turn the NUMLOCK on at login
REGEDT32.EXE - Edit the registry including Security and Auditing Options (NT 4)
REG - Read, Set or Delete registry keys and values
SET - Display, set, or remove Windows NT environment variables
SETX - Set environment variables permanently
Dureg - Registry Size Estimator. (Win 2K ResKit)
Equivalent Linux BASH commands: