From fe5304f3b4c721e8b54146ebebc5e67c13ac47a7 Mon Sep 17 00:00:00 2001
From: Bihan Li <bihl+odspmdb@microsoft.com>
Date: Thu, 20 Nov 2025 15:57:27 +0800
Subject: [PATCH 1/2] Add new param AllowClassicPageBaselineSecurityModeOptout
 for Set-SPOSite command

---
 .../Set-SPOSite.md                            | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/sharepoint/sharepoint-ps/Microsoft.Online.SharePoint.PowerShell/Set-SPOSite.md b/sharepoint/sharepoint-ps/Microsoft.Online.SharePoint.PowerShell/Set-SPOSite.md
index 10b683a82..4b0f9fb0d 100644
--- a/sharepoint/sharepoint-ps/Microsoft.Online.SharePoint.PowerShell/Set-SPOSite.md
+++ b/sharepoint/sharepoint-ps/Microsoft.Online.SharePoint.PowerShell/Set-SPOSite.md
@@ -64,6 +64,7 @@ Set-SPOSite [-Identity] <SpoSitePipeBind> [-Owner <String>] [-Title <String>] [-
  [-ListsShowHeaderAndNavigation <Boolean>] [-HidePeoplePreviewingFiles <Boolean>]
  [-HidePeopleWhoHaveListsOpen <Boolean>] [-IsAuthoritative <Boolean>] [-AllowFileArchive <Boolean>]
  [-AllowWebPropertyBagUpdateWhenDenyAddAndCustomizePagesIsEnabled <Boolean>] [-DisableSiteBranding <Boolean>]
+ [-AllowClassicPageBaselineSecurityModeOptout <Boolean>]
  [-WhatIf] [-Confirm] [<CommonParameters>]
 ```
 
@@ -522,6 +523,26 @@ Accept pipeline input: False
 Accept wildcard characters: False
 ```
 
+### -AllowClassicPageBaselineSecurityModeOptout
+
+> Applicable: SharePoint Online
+
+Allows a site to opt out of baseline security mode for classic pages. When `AllowClassicPageBaselineSecurityModeOptout` is set to `$true`, users can create and edit classic pages even if baseline security mode is enabled in the tenant.
+
+PARAMVALUE: True | False
+
+```yaml
+Type: System.Boolean
+Parameter Sets: ParamSet1
+Aliases:
+
+Required: False
+Position: Named
+Default value: None
+Accept pipeline input: False
+Accept wildcard characters: False
+```
+
 ### -AnonymousLinkExpirationInDays
 
 > Applicable: SharePoint Online

From 6ceeee2dc43a69ba47bc6bb874a6766d49ffb672 Mon Sep 17 00:00:00 2001
From: Bihan Li <bihl+odspmdb@microsoft.com>
Date: Wed, 26 Nov 2025 11:36:37 +0800
Subject: [PATCH 2/2] Update property name to
 DisableClassicPageBaselineSecurityMode and update description

---
 .../Microsoft.Online.SharePoint.PowerShell/Set-SPOSite.md   | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/sharepoint/sharepoint-ps/Microsoft.Online.SharePoint.PowerShell/Set-SPOSite.md b/sharepoint/sharepoint-ps/Microsoft.Online.SharePoint.PowerShell/Set-SPOSite.md
index 4b0f9fb0d..5854aed3b 100644
--- a/sharepoint/sharepoint-ps/Microsoft.Online.SharePoint.PowerShell/Set-SPOSite.md
+++ b/sharepoint/sharepoint-ps/Microsoft.Online.SharePoint.PowerShell/Set-SPOSite.md
@@ -64,7 +64,7 @@ Set-SPOSite [-Identity] <SpoSitePipeBind> [-Owner <String>] [-Title <String>] [-
  [-ListsShowHeaderAndNavigation <Boolean>] [-HidePeoplePreviewingFiles <Boolean>]
  [-HidePeopleWhoHaveListsOpen <Boolean>] [-IsAuthoritative <Boolean>] [-AllowFileArchive <Boolean>]
  [-AllowWebPropertyBagUpdateWhenDenyAddAndCustomizePagesIsEnabled <Boolean>] [-DisableSiteBranding <Boolean>]
- [-AllowClassicPageBaselineSecurityModeOptout <Boolean>]
+ [-DisableClassicPageBaselineSecurityMode <Boolean>]
  [-WhatIf] [-Confirm] [<CommonParameters>]
 ```
 
@@ -523,11 +523,11 @@ Accept pipeline input: False
 Accept wildcard characters: False
 ```
 
-### -AllowClassicPageBaselineSecurityModeOptout
+### -DisableClassicPageBaselineSecurityMode
 
 > Applicable: SharePoint Online
 
-Allows a site to opt out of baseline security mode for classic pages. When `AllowClassicPageBaselineSecurityModeOptout` is set to `$true`, users can create and edit classic pages even if baseline security mode is enabled in the tenant.
+Allows a site to disable baseline security mode for classic pages. When `DisableClassicPageBaselineSecurityMode` is set to `$true`, users can create and edit classic pages even if baseline security mode is enabled at the tenant level.
 
 PARAMVALUE: True | False