Set windows env variables command line


















Find centralized, trusted content and collaborate around the technologies you use most. Connect and share knowledge within a single location that is structured and easy to search. I have to set environment variables on different windows machines, but I don't want to be bothered changing them manually by getting on the properties screen of "My Computer".

I want to do it from the command line, with a batch file. As far as I understand, using set will only change the variable for the processes I will call in the command window. I want to set it definitely, so later, when running a new process, it will use those new settings I have set.

Is there a way to do that from the command line? Use the SETX command note the 'x' suffix to set variables that persist after the cmd window has been closed. The MSDN documentation for environment variables tells you what to do:. This allows applications, such as the shell, to pick up your updates. You will of course need admin rights to do this. I know of no way to broadcast a windows message from Windows batch so you'll need to write a small program to do this. A quick example for permanently storing an environment variable at user level.

An example with VBScript. Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. Set a persistent environment variable from cmd. Asked 10 years, 8 months ago. Active 1 year, 2 months ago. Viewed k times. I have to set environment variables on different windows machines, but I don't want to be bothered changing them manually by getting on the properties screen of "My Computer" I want to do it from the command line, with a batch file.

Improve this question. Joey k 80 80 gold badges silver badges bronze badges. Using the reg command allows you to review and unset environment variables directly in the registry. Run the setx command again to propagate the environment variables and confirm the changes to the registry. For example:.

After following this guide, you should know how to set user-specific and system-wide environment variables in Windows Looking for this tutorial for a different OS? Introduction Environment variables are key-value pairs a system uses to set up a software environment.

Note: You need to restart the Command Prompt for the changes to take effect. Was this article helpful? With a background in both design and writing, he aims to bring a fresh perspective to writing for IT, making complicated concepts easy to understand and approach. Next you should read. This is how you do it:. To set persistent environment variables at the command line, we will use setx.

Prior to that, it was part of the Windows Resource Kit. If you need the Windows Resource Kit, see Resources at the bottom of the page. When setting environment variables through the registry, they will not recognized immediately. One option is to log out and back in again. One way is to get this message issued is to open the environment variables in the GUI, like we do in HowTo: Set an Environment Variable in Windows - GUI ; we do not need to change anything, just open the Environment Variables window where we can see the environment variables, then hit OK.

Another way to get the message issued is to use setx , this allows everything to be done on the command line, however requires setting at least one environment variable with setx. With Windows XP, the reg tool allows for accessing the registry from the command line.



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