diff --git a/reference/5.1/Microsoft.PowerShell.Core/About/about_Comparison_Operators.md b/reference/5.1/Microsoft.PowerShell.Core/About/about_Comparison_Operators.md
index 75bbd91a9cbe..d512ef60930c 100644
--- a/reference/5.1/Microsoft.PowerShell.Core/About/about_Comparison_Operators.md
+++ b/reference/5.1/Microsoft.PowerShell.Core/About/about_Comparison_Operators.md
@@ -1,7 +1,7 @@
 ---
 description: Describes the operators that compare values in PowerShell.
 Locale: en-US
-ms.date: 06/06/2024
+ms.date: 01/19/2025
 online version: https://learn.microsoft.com/powershell/module/microsoft.powershell.core/about/about_comparison_operators?view=powershell-5.1&WT.mc_id=ps-gethelp
 schema: 2.0.0
 title: about_Comparison_Operators
@@ -44,8 +44,8 @@ specified patterns. PowerShell includes the following comparison operators:
 - `-contains`, `-icontains`, `-ccontains` - collection contains a value
 - `-notcontains`, `-inotcontains`, `-cnotcontains` - collection doesn't
   contain a value
-- `-in` - value is in a collection
-- `-notin` - value isn't in a collection
+- `-in`, `-iin`, `-cin` - value is in a collection
+- `-notin`, `-inotin`, `-cnotin` - value isn't in a collection
 
 **Type**
 
diff --git a/reference/7.4/Microsoft.PowerShell.Core/About/about_Comparison_Operators.md b/reference/7.4/Microsoft.PowerShell.Core/About/about_Comparison_Operators.md
index df4dbe43ea62..b77a671fa161 100644
--- a/reference/7.4/Microsoft.PowerShell.Core/About/about_Comparison_Operators.md
+++ b/reference/7.4/Microsoft.PowerShell.Core/About/about_Comparison_Operators.md
@@ -1,7 +1,7 @@
 ---
 description: Describes the operators that compare values in PowerShell.
 Locale: en-US
-ms.date: 06/06/2024
+ms.date: 01/19/2025
 online version: https://learn.microsoft.com/powershell/module/microsoft.powershell.core/about/about_comparison_operators?view=powershell-7.4&WT.mc_id=ps-gethelp
 schema: 2.0.0
 title: about_Comparison_Operators
@@ -44,8 +44,8 @@ specified patterns. PowerShell includes the following comparison operators:
 - `-contains`, `-icontains`, `-ccontains` - collection contains a value
 - `-notcontains`, `-inotcontains`, `-cnotcontains` - collection doesn't
   contain a value
-- `-in` - value is in a collection
-- `-notin` - value isn't in a collection
+- `-in`, `-iin`, `-cin` - value is in a collection
+- `-notin`, `-inotin`, `-cnotin` - value isn't in a collection
 
 **Type**
 
diff --git a/reference/7.5/Microsoft.PowerShell.Core/About/about_Comparison_Operators.md b/reference/7.5/Microsoft.PowerShell.Core/About/about_Comparison_Operators.md
index 08f30e985609..f75e2d18032d 100644
--- a/reference/7.5/Microsoft.PowerShell.Core/About/about_Comparison_Operators.md
+++ b/reference/7.5/Microsoft.PowerShell.Core/About/about_Comparison_Operators.md
@@ -1,7 +1,7 @@
 ---
 description: Describes the operators that compare values in PowerShell.
 Locale: en-US
-ms.date: 06/06/2024
+ms.date: 01/19/2025
 online version: https://learn.microsoft.com/powershell/module/microsoft.powershell.core/about/about_comparison_operators?view=powershell-7.5&WT.mc_id=ps-gethelp
 schema: 2.0.0
 title: about_Comparison_Operators
@@ -44,8 +44,8 @@ specified patterns. PowerShell includes the following comparison operators:
 - `-contains`, `-icontains`, `-ccontains` - collection contains a value
 - `-notcontains`, `-inotcontains`, `-cnotcontains` - collection doesn't
   contain a value
-- `-in` - value is in a collection
-- `-notin` - value isn't in a collection
+- `-in`, `-iin`, `-cin` - value is in a collection
+- `-notin`, `-inotin`, `-cnotin` - value isn't in a collection
 
 **Type**
 
diff --git a/reference/7.6/Microsoft.PowerShell.Core/About/about_Comparison_Operators.md b/reference/7.6/Microsoft.PowerShell.Core/About/about_Comparison_Operators.md
index 05d3e6cf92b2..2f3f52ba611d 100644
--- a/reference/7.6/Microsoft.PowerShell.Core/About/about_Comparison_Operators.md
+++ b/reference/7.6/Microsoft.PowerShell.Core/About/about_Comparison_Operators.md
@@ -1,7 +1,7 @@
 ---
 description: Describes the operators that compare values in PowerShell.
 Locale: en-US
-ms.date: 06/06/2024
+ms.date: 01/19/2025
 online version: https://learn.microsoft.com/powershell/module/microsoft.powershell.core/about/about_comparison_operators?view=powershell-7.6&WT.mc_id=ps-gethelp
 schema: 2.0.0
 title: about_Comparison_Operators
@@ -44,8 +44,8 @@ specified patterns. PowerShell includes the following comparison operators:
 - `-contains`, `-icontains`, `-ccontains` - collection contains a value
 - `-notcontains`, `-inotcontains`, `-cnotcontains` - collection doesn't
   contain a value
-- `-in` - value is in a collection
-- `-notin` - value isn't in a collection
+- `-in`, `-iin`, `-cin` - value is in a collection
+- `-notin`, `-inotin`, `-cnotin` - value isn't in a collection
 
 **Type**