Update the group information using SharePoint 2010 web service in powershell

Steps Involved:

  1. Open SharePoint 2010 Management Shell by going to Start | All Programs | SharePoint | Microsoft SharePoint 2010 Products | SharePoint 2010 Management Shell (Run as Administrator).
  2. Run the following script.

Powershell Script:

 
## Update the group information using SharePoint 2010 web service in powershell
$uri="http://serverName:10736/sites/ECT/_vti_bin/UserGroup.asmx?wsdl"
## $oldGroupName is a string that contains the old group name
[
String]$oldGroupName="Group1";
## $groupName is a string that contains the new group name
[
String]$groupName="NewGroup1";
## $ownerIdentifier is a string that contains the user name (domainName\userName) for the owner of the group
[
String]$ownerIdentifier="domainName\userName";
## $ownerType is a string that contains the type of owner, which can be either user or group
[
String]$ownerType="user";
## $description is a string that contains the description for the group
[
String]$description="Group updated using SharePoint 2010 web service in powershell";
## Web Service Reference - http://Site/_vti_bin/UserGroup.asmx
$usergroupWebServiceReference = New-WebServiceProxy -Uri $uri -UseDefaultCredential
$usergroupWebServiceReference.UpdateGroupInfo($oldGroupName,$groupName,$ownerIdentifier,$ownerType,$description)


Using the above script you will be able to modify the group name, description abd group owner for the specified group.