Where are environment variables stored in the Windows Registry

Question

I need to access an environment variable remotely  To do this  I think the best way is to read it from registry  Where are environment variables stored in the Windows Registry

User · Answer

CMD  reg query  quot HKEY LOCAL MACHINE SYSTEM CurrentControlSet Control Session Manager Environment quot  reg query HKEY CURRENT USER Environment  PowerShell  Get-Item  quot HKLM  SYSTEM CurrentControlSet Control Session Manager Environment quot  Get-Item HKCU  Environment  Powershell  NET   see EnvironmentVariableTarget Enum   System Environment   GetEnvironmentVariables  System EnvironmentVariableTarget   Machine   System Environment   GetEnvironmentVariables  System EnvironmentVariableTarget   User

User · Answer

Here s where they re stored on Windows  XP through Windows Server 2012 R2  User Variables HKEY CURRENT USER Environment  System Variables HKEY LOCAL MACHINE SYSTEM CurrentControlSet Control Session Manager Environment

User · Answer

There is a more efficient way of doing this in Windows 7  SETX is installed by default and supports connecting to other systems  To modify a remote system s global environment variables  you would use setx  m  s HOSTNAME-GOES-HERE VariableNameGoesHere VariableValueGoesHere  This does not require restarting Windows  Explorer

User · Answer

I always had problems with that  and I made a getx bat script     getx  envvar    m     Reads envvar from user environment variable and stores it in the getxvalue variable    with  m read system environment   SETLOCAL EnableDelayedExpansion  echo OFF   set l regpath  quot HKEY CURRENT USER Environment quot   if  quot  m quot    quot  2 quot  set l regpath  quot HKEY LOCAL MACHINE SYSTEM CurrentControlSet Control Session Manager Environment quot     REG ADD  quot HKEY LOCAL MACHINE SYSTEM CurrentControlSet Control Session Manager Environment quot   v PATH  t REG SZ  f  d  quot  PATH  quot     REG QUERY  l regpath   v  1  S   FOR  F  quot tokens   quot    A IN   REG QUERY  l regpath   v  1  S   DO      set l a   A      if NOT  quot  l a  quot    quot  l a        quot  set l line  l a        Delimiter is four spaces  Change it to tab  t  set l line  l line   set l line  l line              set getxvalue    FOR  F  quot tokens 3  delims    quot    A IN   quot  l line  quot   DO        set getxvalue   A    set getxvalue  getxvalue   echo  getxvalue   gt  getxfile tmp txt  ENDLOCAL     We already used tab as a delimiter  FOR  F  quot delims      quot    A IN  getxfile tmp txt  DO        set getxvalue   A    del getxfile tmp txt   echo ON

[windows] Where are environment variables stored in the Windows Registry?

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