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Office 365 User Last Logon Time Report
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Office 365 User Last Logon Time Report/LastLogonTimeReport.ps1
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221
Office 365 User Last Logon Time Report/LastLogonTimeReport.ps1
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#Accept input parameter
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Param
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(
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[Parameter(Mandatory = $false)]
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[int]$InactiveDays,
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[switch]$UserMailboxOnly,
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[switch]$ReturnNeverLoggedInMB,
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[string]$UserName,
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[string]$Password,
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[switch]$MFA
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)
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#Check for MSOnline module
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$Modules=Get-Module -Name MSOnline -ListAvailable
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if($Modules.count -eq 0)
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{
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Write-Host Please install MSOnline module using below command: `nInstall-Module MSOnline -ForegroundColor yellow
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Exit
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}
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#Connect AzureAD and Exchange Online from PowerShell
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Get-PSSession | Remove-PSSession
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#Get friendly name of license plan from external file
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$FriendlyNameHash=Get-Content -Raw -Path .\LicenseFriendlyName.txt -ErrorAction Stop | ConvertFrom-StringData
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#Set output file
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$ExportCSV=".\LastLogonTimeReport_$((Get-Date -format yyyy-MMM-dd-ddd` hh-mm` tt).ToString()).csv"
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#Authentication using MFA
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if($MFA.IsPresent)
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{
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$MFAExchangeModule = ((Get-ChildItem -Path $($env:LOCALAPPDATA+"\Apps\2.0\") -Filter CreateExoPSSession.ps1 -Recurse ).FullName | Select-Object -Last 1)
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If ($MFAExchangeModule -eq $null)
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{
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Write-Host `nPlease install Exchange Online MFA Module. -ForegroundColor yellow
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Write-Host You can install module using below blog : `nLink `nOR you can install module directly by entering "Y"`n
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$Confirm= Read-Host Are you sure you want to install module directly? [Y] Yes [N] No
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if($Confirm -match "[yY]")
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{
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Write-Host Yes
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Start-Process "iexplore.exe" "https://cmdletpswmodule.blob.core.windows.net/exopsmodule/Microsoft.Online.CSE.PSModule.Client.application"
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}
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else
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{
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Start-Process 'https://o365reports.com/2019/03/23/export-dynamic-distribution-group-members-to-csv/'
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Exit
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}
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$Confirmation= Read-Host Have you installed Exchange Online MFA Module? [Y] Yes [N] No
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if($Confirmation -match "[yY]")
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{
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$MFAExchangeModule = ((Get-ChildItem -Path $($env:LOCALAPPDATA+"\Apps\2.0\") -Filter CreateExoPSSession.ps1 -Recurse ).FullName | Select-Object -Last 1)
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If ($MFAExchangeModule -eq $null)
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{
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Write-Host Exchange Online MFA module is not available -ForegroundColor red
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Exit
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}
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}
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else
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{
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Write-Host Exchange Online PowerShell Module is required
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Start-Process 'https://o365reports.com/2019/03/23/export-dynamic-distribution-group-members-to-csv/'
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Exit
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}
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}
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#Importing Exchange MFA Module
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. "$MFAExchangeModule"
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Write-Host Enter credential in prompt to connect to Exchange Online
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Connect-EXOPSSession -WarningAction SilentlyContinue
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Write-Host Connected to Exchange Online
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Write-Host `nEnter credential in prompt to connect to MSOnline
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#Importing MSOnline Module
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Connect-MsolService | Out-Null
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Write-Host Connected to MSOnline `n`nReport generation in progress...
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}
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#Authentication using non-MFA
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else
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{
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#Storing credential in script for scheduling purpose/ Passing credential as parameter
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if(($UserName -ne "") -and ($Password -ne ""))
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{
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$SecuredPassword = ConvertTo-SecureString -AsPlainText $Password -Force
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$Credential = New-Object System.Management.Automation.PSCredential $UserName,$SecuredPassword
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}
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else
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{
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$Credential=Get-Credential -Credential $null
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}
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Connect-MsolService -Credential $credential
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$Session = New-PSSession -ConfigurationName Microsoft.Exchange -ConnectionUri https://outlook.office365.com/powershell-liveid/ -Credential $Credential -Authentication Basic -AllowRedirection
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Import-PSSession $Session -CommandName Get-Mailbox,Get-MailboxStatistics -FormatTypeName * -AllowClobber | Out-Null
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}
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$Result=""
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$Output=@()
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$MBUserCount=0
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$OutputCount=0
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Get-Mailbox -ResultSize Unlimited | Where{$_.DisplayName -notlike "Discovery Search Mailbox"} | ForEach-Object{
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$upn=$_.UserPrincipalName
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$CreationTime=$_.WhenCreated
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$LastLogonTime=(Get-MailboxStatistics -Identity $upn).lastlogontime
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$DisplayName=$_.DisplayName
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$MBType=$_.RecipientTypeDetails
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$Print=1
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$MBUserCount++
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$RolesAssigned=""
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Write-Progress -Activity "`n Processed mailbox count: $MBUserCount "`n" Currently Processing: $DisplayName"
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#Retrieve lastlogon time and then calculate Inactive days
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if($LastLogonTime -eq $null)
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{
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$LastLogonTime ="Never Logged In"
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$InactiveDaysOfUser="-"
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}
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else
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{
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$InactiveDaysOfUser= (New-TimeSpan -Start $LastLogonTime).Days
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}
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#Get licenses assigned to mailboxes
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$User=(Get-MsolUser -UserPrincipalName $upn)
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$Licenses=$User.Licenses.AccountSkuId
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$AssignedLicense=""
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$Count=0
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#Convert license plan to friendly name
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foreach($License in $Licenses)
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{
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$Count++
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$LicenseItem= $License -Split ":" | Select-Object -Last 1
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$EasyName=$FriendlyNameHash[$LicenseItem]
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if(!($EasyName))
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{$NamePrint=$LicenseItem}
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else
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{$NamePrint=$EasyName}
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$AssignedLicense=$AssignedLicense+$NamePrint
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if($count -lt $licenses.count)
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{
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$AssignedLicense=$AssignedLicense+","
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}
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}
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if($Licenses.count -eq 0)
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{
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$AssignedLicense="No License Assigned"
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}
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#Inactive days based filter
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if($InactiveDaysOfUser -ne "-"){
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if(($InactiveDays -ne "") -and ([int]$InactiveDays -gt $InactiveDaysOfUser))
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{
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$Print=0
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}}
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#License assigned based filter
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if(($UserMailboxOnly.IsPresent) -and ($MBType -ne "UserMailbox"))
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{
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$Print=0
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}
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#Never Logged In user
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if(($ReturnNeverLoggedInMB.IsPresent) -and ($LastLogonTime -ne "Never Logged In"))
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{
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$Print=0
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}
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#Get roles assigned to user
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$Roles=(Get-MsolUserRole -UserPrincipalName $upn).Name
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if($Roles.count -eq 0)
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{
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$RolesAssigned="No roles"
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}
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else
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{
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foreach($Role in $Roles)
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{
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$RolesAssigned=$RolesAssigned+$Role
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if($Roles.indexof($role) -lt (($Roles.count)-1))
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{
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$RolesAssigned=$RolesAssigned+","
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}
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}
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}
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#Export result to CSV file
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if($Print -eq 1)
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{
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$OutputCount++
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$Result=@{'UserPrincipalName'=$upn;'DisplayName'=$DisplayName;'LastLogonTime'=$LastLogonTime;'CreationTime'=$CreationTime;'InactiveDays'=$InactiveDaysOfUser;'MailboxType'=$MBType; 'AssignedLicenses'=$AssignedLicense;'Roles'=$RolesAssigned}
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$Output= New-Object PSObject -Property $Result
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$Output | Select-Object UserPrincipalName,DisplayName,LastLogonTime,CreationTime,InactiveDays,MailboxType,AssignedLicenses,Roles | Export-Csv -Path $ExportCSV -Notype -Append
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}
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}
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#Open output file after execution
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Write-Host `nScript executed successfully
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if((Test-Path -Path $ExportCSV) -eq "True")
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{
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Write-Host Result contains $OutputCount mailboxes
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Write-Host "Detailed report available in: $ExportCSV"
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$Prompt = New-Object -ComObject wscript.shell
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$UserInput = $Prompt.popup("Do you want to open output file?",`
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0,"Open Output File",4)
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If ($UserInput -eq 6)
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{
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Invoke-Item "$ExportCSV"
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}
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}
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Else
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{
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Write-Host No mailbox found
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}
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#Clean up session
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#Get-PSSession | Remove-PSSession
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