From 0d1463a23db43988f1fe46cb3dfd89c9b733c2e6 Mon Sep 17 00:00:00 2001
From: Colin Longman <Colin.Longman@microsoft.com>
Date: Wed, 17 Sep 2025 17:27:20 -0700
Subject: [PATCH 1/3] Update New-CsAutoAttendant.md

---
 .../MicrosoftTeams/New-CsAutoAttendant.md     | 28 +++++++++++++++++--
 1 file changed, 26 insertions(+), 2 deletions(-)

diff --git a/teams/teams-ps/MicrosoftTeams/New-CsAutoAttendant.md b/teams/teams-ps/MicrosoftTeams/New-CsAutoAttendant.md
index 6e5bc0c653..29b6637e74 100644
--- a/teams/teams-ps/MicrosoftTeams/New-CsAutoAttendant.md
+++ b/teams/teams-ps/MicrosoftTeams/New-CsAutoAttendant.md
@@ -20,7 +20,7 @@ Use the New-CsAutoAttendant cmdlet to create a new Auto Attendant (AA).
 ## SYNTAX
 
 ```powershell
-New-CsAutoAttendant -Name <String> -LanguageId <String> -TimeZoneId <String> -DefaultCallFlow <Object> [-CallFlows <Object>] [-CallHandlingAssociations <Object>] [-Operator <Object>] [-VoiceId <String>] [-EnableVoiceResponse] [-EnableMainlineAttendant] [-InclusionScope <Object>] [-ExclusionScope <Object>] [-AuthorizedUsers <List>] [-HideAuthorizedUsers <List>] [-UserNameExtension <String>] [-Tenant <Guid>] [<CommonParameters>]
+New-CsAutoAttendant -Name <String> -LanguageId <String> -TimeZoneId <String> -DefaultCallFlow <Object> [-CallFlows <Object>] [-CallHandlingAssociations <Object>] [-Operator <Object>] [-VoiceId <String>] [-EnableVoiceResponse] [-EnableMainlineAttendant] [-MainlineAttendantAgentVoiceId <String>] [-InclusionScope <Object>] [-ExclusionScope <Object>] [-AuthorizedUsers <List>] [-HideAuthorizedUsers <List>] [-UserNameExtension <String>] [-Tenant <Guid>] [<CommonParameters>]
 ```
 
 ## DESCRIPTION
@@ -38,6 +38,7 @@ You can create new AAs by using the New-CsAutoAttendant cmdlet; each newly creat
 > The following configuration parameters will only work for customers that are participating in the Voice Applications private preview for these features. General Availability for this functionality has not been determined at this time.
 >
 > - -EnableMainLineAttendant
+> - -MainlineAttendantAgentVoiceId
 
 **NOTES**:
 
@@ -362,7 +363,6 @@ The EnableMainlineAttendant parameter enables Mainline Attendant features for th
 > [!NOTE]
 > 1. The Auto attendant must have a Resource account assigned
 > 1. `-LanguageId` options are limited when Mainline Attendant is enabled
-> 1. `-VoiceId` choices are limited when Mainline Attendant is enabled
 > 1. `-EnableVoiceResponse` will be enabled automatically
 
 ```yaml
@@ -377,6 +377,30 @@ Accept pipeline input: False
 Accept wildcard characters: False
 ```
 
+### -MainlineAttendantAgentVoiceId
+
+> Applicable: Microsoft Teams
+
+_Voice applications private preview customers only._
+
+_Saving an auto attendant configuration through Teams admin center will remove this setting._
+
+The MainlineAttendantAgentVoiceId parameter sets the voice that will be used with Mainline Attendant.
+
+PARAMVALUE: Alloy | Echo | Shimmer
+
+```yaml
+Type: SwitchParameter
+Parameter Sets: (All)
+Aliases:
+
+Required: False
+Position: Named
+Default value: None
+Accept pipeline input: False
+Accept wildcard characters: False
+```
+
 ### -EnableVoiceResponse
 
 > Applicable: Microsoft Teams

From a530580c8118e0e310f5628ecb3d38404a594e2f Mon Sep 17 00:00:00 2001
From: Colin Longman <Colin.Longman@microsoft.com>
Date: Thu, 18 Sep 2025 01:00:55 -0700
Subject: [PATCH 2/3] Update New-CsAutoAttendant.md

---
 teams/teams-ps/MicrosoftTeams/New-CsAutoAttendant.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/teams/teams-ps/MicrosoftTeams/New-CsAutoAttendant.md b/teams/teams-ps/MicrosoftTeams/New-CsAutoAttendant.md
index 29b6637e74..d0d571fa10 100644
--- a/teams/teams-ps/MicrosoftTeams/New-CsAutoAttendant.md
+++ b/teams/teams-ps/MicrosoftTeams/New-CsAutoAttendant.md
@@ -396,7 +396,7 @@ Aliases:
 
 Required: False
 Position: Named
-Default value: None
+Default value: Echo
 Accept pipeline input: False
 Accept wildcard characters: False
 ```

From 8418d75705a3b3ce8881c62dfcfd6f60bbdb649d Mon Sep 17 00:00:00 2001
From: Colin Longman <Colin.Longman@microsoft.com>
Date: Thu, 18 Sep 2025 01:01:59 -0700
Subject: [PATCH 3/3] Update New-CsAutoAttendant.md

---
 teams/teams-ps/MicrosoftTeams/New-CsAutoAttendant.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/teams/teams-ps/MicrosoftTeams/New-CsAutoAttendant.md b/teams/teams-ps/MicrosoftTeams/New-CsAutoAttendant.md
index d0d571fa10..29b6637e74 100644
--- a/teams/teams-ps/MicrosoftTeams/New-CsAutoAttendant.md
+++ b/teams/teams-ps/MicrosoftTeams/New-CsAutoAttendant.md
@@ -396,7 +396,7 @@ Aliases:
 
 Required: False
 Position: Named
-Default value: Echo
+Default value: None
 Accept pipeline input: False
 Accept wildcard characters: False
 ```