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Create a Custom root Folder for all the Mailboxes (Bulk) in Office365
[string]$info = "White" # Color for informational messages
[string]$warning = "Yellow" # Color for warning messages
[string]$error = "Red" # Color for error messages
[string]$LogFile = "C:\Temp\Log.txt" # Path of the Log File
function CreateFolder($MailboxName)
Write-host "Creating Folder for Mailbox Name:" $MailboxName -foregroundcolor $info
Add-Content $LogFile ("Creating Folder for Mailbox Name:" + $MailboxName)
#Change the user to Impersonate
$service.ImpersonatedUserId = new-object Microsoft.Exchange.WebServices.Data.ImpersonatedUserId([Microsoft.Exchange.WebServices.Data.ConnectingIdType]::SmtpAddress,$MailboxName);
#Create the folder object
$oFolder = new-object Microsoft.Exchange.WebServices.Data.Folder($service)
$oFolder.DisplayName = $FolderName
#Call Save to actually create the folder
Write-host "Folder Created for " $MailboxName -foregroundcolor $warning
Add-Content $LogFile ("Folder Created for " + $MailboxName)
$service.ImpersonatedUserId = $null
#Change the name of the folder
$FolderName = "Customer Folder Name"
Import-Module -Name "C:\Program Files\Microsoft\Exchange\Web Services\2.2\Microsoft.Exchange.WebServices.dll"
$ExchVer = [Microsoft.Exchange.WebServices.Data.ExchangeVersion]::Exchange2010_SP1
$service = New-Object Microsoft.Exchange.WebServices.Data.ExchangeService($ExchVer)
# Set the Credentials
$user = ""
$pass = "bddre!fdsf(2**46"
$service.Credentials = new-object Microsoft.Exchange.WebServices.Data.WebCredentials -ArgumentList $user, $pass
# Change the URL to point to your cas server
$service.Url= new-object Uri("")
# Set $UseAutoDiscover to $true if you want to use AutoDiscover else it will use the URL set above
$UseAutoDiscover = $true
$a = get-mailbox
$a | foreach-object {
$WindowsEmailAddress = $_.WindowsEmailAddress.ToString()
#if ($UseAutoDiscover -eq $true) {
# Write-host "Autodiscovering.." -foregroundcolor $info
#$UseAutoDiscover = $false
$TestUrlCallback = {
param ([string] $url)
if ($url -eq "") {$true} else {$false}
#Write-host "Autodiscovering Done!" -foregroundcolor $info
# Write-host "EWS URL set to :" $service.Url -foregroundcolor $info
# }
#To catch the Exceptions generated
# trap [System.Exception]
# {
# Write-host ("Error: " + $_.Exception.Message) -foregroundcolor $error;
# Add-Content $LogFile ("Error: " + $_.Exception.Message);
# continue;
# }
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