Preference Variables

The preference variables are those variables which customize the behavior of the Windows PowerShell. Any user can change the value of these variables. These variables affect the PowerShell operating environment and also all the commands which run in the environment.

The Following table lists the preference variables and their default values:

Variable	Default Value
$ConfirmPreference	High
$DebugPreference	SilentlyContinue
$ErrorActionPreference	Continue
$ErrorView	NormalView
$FormatEnumerationLimit	4
$InformationPreference	SilentlyContinue
$LogCommandHealthEvent	False (not logged)
$LogCommandLifecycleEvent	False (not logged)
$LogEngineHealthEvent	True (logged)
$LogEngineLifecycleEvent	True (logged)
$LogProviderLifecycleEvent	True (logged)
$LogProviderHealthEvent	True (logged)
$MaximumHistoryCount	4096
$OFS	(Space character (" "))

Variable	Default Value
$OutputEncoding	UTF8Encoding object
$ProgressPreference	Continue
$PSDefaultParameterValues	(None - empty hash table)
$PSEmailServer	(None)
$PSModuleAutoLoadingPreference	All
$PSSessionApplicationName	WSMAN
$PSSessionConfigurationName	http://schemas.microsoft.com/PowerShell/microsoft.PowerShell
$PSSessionOption	See $PSSessionOption
$VerbosePreference	SilentlyContinue
$WarningPreference	Continue
$WhatIfPreference	0