11---
22description : Describes how to access and manage environment variables in PowerShell.
33Locale : en-US
4- ms.date : 11/30/2022
4+ ms.date : 07/17/2023
55online version : https://learn.microsoft.com/powershell/module/microsoft.powershell.core/about/about_environment_variables?view=powershell-5.1&WT.mc_id=ps-gethelp
66schema : 2.0.0
77title : about Environment Variables
@@ -11,12 +11,18 @@ title: about Environment Variables
1111## Short description
1212Describes how to access and manage environment variables in PowerShell.
1313
14- ## Long description
15-
1614Environment variables store data that's used by the operating system and other
17- programs. For example, the ` WINDIR ` environment variable contains the location
18- of the Windows installation directory. Programs can query the value of this
19- variable to determine where Windows operating system files are located.
15+ programs. PowerShell creates the following environment variables:
16+
17+ - ** PSExecutionPolicyPreference**
18+ - ** PSModulePath**
19+ - ** PSModuleAnalysisCachePath**
20+ - ** PSDisableModuleAnalysisCacheCleanup**
21+
22+ For full descriptions of these variables, see the
23+ [ PowerShell environment variables] [ 03 ] of this article.
24+
25+ ## Long description
2026
2127PowerShell can access and manage environment variables in any of the supported
2228operating system platforms. The PowerShell environment provider lets you get,
@@ -140,7 +146,7 @@ Name MemberType Definition
140146Length Property int Length {get;}
141147```
142148
143- For more information about variables in PowerShell, see [ about_Variables] [ 10 ] .
149+ For more information about variables in PowerShell, see [ about_Variables] [ 11 ] .
144150
145151## Using the Environment provider and Item cmdlets
146152
@@ -187,7 +193,7 @@ VERBOSE: Performing the operation "Remove Item" on target "Item: Foo".
187193```
188194
189195For more information on using the ** Environment** provider to manage
190- environment variables, see [ about_Environment_Provider] [ 03 ] .
196+ environment variables, see [ about_Environment_Provider] [ 04 ] .
191197
192198## Using the System.Environment methods
193199
@@ -244,7 +250,7 @@ $Env:Path += ';C:\Tools'
244250```
245251
246252You can get the path to your PowerShell profile with the ` $PROFILE ` automatic
247- variable. For more information on profiles, see [ about_Profiles] [ 06 ] .
253+ variable. For more information on profiles, see [ about_Profiles] [ 07 ] .
248254
249255### Saving environment variables with SetEnvironmentVariable
250256
@@ -288,7 +294,7 @@ System Control Panel:
288294PowerShell features can use environment variables to store user preferences.
289295These variables work like preference variables, but they're inherited by child
290296sessions of the sessions in which they're created. For more information about
291- preference variables, see [ about_Preference_Variables] [ 05 ] .
297+ preference variables, see [ about_Preference_Variables] [ 06 ] .
292298
293299The environment variables that store preferences include:
294300
@@ -304,7 +310,7 @@ The environment variables that store preferences include:
304310 - Use the ` Set-ExecutionPolicy ` cmdlet. Use the ** Scope** parameter with
305311 a value of ` Process ` .
306312
307- For more information, see [ about_Execution_Policies] [ 04 ] .
313+ For more information, see [ about_Execution_Policies] [ 05 ] .
308314
309315- ** PSModulePath**
310316
@@ -320,7 +326,7 @@ The environment variables that store preferences include:
320326 - User-installed modules: These are modules installed by the user.
321327 ` Install-Module ` has a ** Scope** parameter that allows you to specify
322328 whether the module is installed for the current user or for all users. For
323- more information, see [ Install-Module] [ 13 ] .
329+ more information, see [ Install-Module] [ 14 ] .
324330
325331 - On Windows, the location of the user-specific ** CurrentUser** scope is
326332 the ` $HOME\Documents\PowerShell\Modules ` folder. The location of the
@@ -330,7 +336,7 @@ The environment variables that store preferences include:
330336 as the Program Files directory, can append their locations to the value of
331337 ` $env:PSModulePath ` .
332338
333- For more information, see [ about_PSModulePath] [ 07 ] .
339+ For more information, see [ about_PSModulePath] [ 08 ] .
334340
335341- ** PSModuleAnalysisCachePath**
336342
@@ -415,18 +421,19 @@ The environment variables that store preferences include:
415421
416422## See also
417423
418- - [ about_Environment_Provider] [ 03 ]
419- - [ about_Profiles] [ 06 ]
420- - [ about_Variables] [ 10 ]
424+ - [ about_Environment_Provider] [ 04 ]
425+ - [ about_Profiles] [ 07 ]
426+ - [ about_Variables] [ 11 ]
421427- [ Environment Methods] [ 01 ]
422428
423429<!-- link references -->
424430[ 01 ] : /dotnet/api/system.environment
425431[ 02 ] : /windows-server/administration/windows-commands/ftype
426- [ 03 ] : about_Environment_Provider.md
427- [ 04 ] : about_Execution_Policies.md
428- [ 05 ] : about_preference_variables.md
429- [ 06 ] : about_profiles.md
430- [ 07 ] : about_PSModulePath.md
431- [ 10 ] : about_variables.md
432- [ 13 ] : xref:PowerShellGet.Install-Module
432+ [ 03 ] : #powershell-environment-variables
433+ [ 04 ] : about_Environment_Provider.md
434+ [ 05 ] : about_Execution_Policies.md
435+ [ 06 ] : about_preference_variables.md
436+ [ 07 ] : about_profiles.md
437+ [ 08 ] : about_PSModulePath.md
438+ [ 11 ] : about_variables.md
439+ [ 14 ] : xref:PowerShellGet.Install-Module
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