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196 lines
7.2 KiB
PowerShell
196 lines
7.2 KiB
PowerShell
<#
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=============================================================================================
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Name: Microsoft 365 Mailbox Size Report
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Description: This script exports Microsoft 365 mailbox size report to CSV
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Version: 3.0
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Website: o365reports.com
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Script Highlights:
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~~~~~~~~~~~~~~~~~
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1.Exports mailbox size report for all mailboxes.
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2.Retrieves mailbox size for list of mailboxes (import CSV)
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3.Allows to use filter to get user mailboxes’ size alone
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4.Allows to use filter to get shared mailboxes’ size alone.
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5.Automatically installs the EXO PowerShell module (if not installed already) upon your confirmation.
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6.The script can be executed with MFA enabled account too.
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7.Exports report results to CSV.
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8.The script is scheduler friendly.
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9.Supports certificate- based authentication (CBA) too.
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For detailed Script execution: https://o365reports.com/2020/10/21/export-office-365-mailbox-size-report-using-powershell/
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============================================================================================
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#>
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Param
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(
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[Parameter(Mandatory = $false)]
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[switch]$SharedMBOnly,
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[switch]$UserMBOnly,
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[string]$MBNamesFile,
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[string]$UserName,
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[string]$Password,
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[string]$Organization,
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[string]$ClientId,
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[string]$CertificateThumbprint
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)
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Function Get_MailboxSize
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{
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$Stats=Get-MailboxStatistics -Identity $UPN
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$ItemCount=$Stats.ItemCount
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$TotalItemSize=$Stats.TotalItemSize
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$TotalItemSizeinBytes= $TotalItemSize –replace “(.*\()|,| [a-z]*\)”, “”
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$TotalSize=$stats.TotalItemSize.value -replace "\(.*",""
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$DeletedItemCount=$Stats.DeletedItemCount
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$TotalDeletedItemSize=$Stats.TotalDeletedItemSize
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#Export result to csv
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$Result=@{'Display Name'=$DisplayName;'User Principal Name'=$upn;'Mailbox Type'=$MailboxType;'Primary SMTP Address'=$PrimarySMTPAddress;'Archive Status'=$Archivestatus;'Item Count'=$ItemCount;'Total Size'=$TotalSize;'Total Size (Bytes)'=$TotalItemSizeinBytes;'Deleted Item Count'=$DeletedItemCount;'Deleted Item Size'=$TotalDeletedItemSize;'Issue Warning Quota'=$IssueWarningQuota;'Prohibit Send Quota'=$ProhibitSendQuota;'Prohibit send Receive Quota'=$ProhibitSendReceiveQuota}
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$Results= New-Object PSObject -Property $Result
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$Results | Select-Object 'Display Name','User Principal Name','Mailbox Type','Primary SMTP Address','Item Count','Total Size','Total Size (Bytes)','Archive Status','Deleted Item Count','Deleted Item Size','Issue Warning Quota','Prohibit Send Quota','Prohibit Send Receive Quota' | Export-Csv -Path $ExportCSV -Notype -Append
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}
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Function main()
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{
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#Check for EXO module inatallation
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$Module = Get-Module ExchangeOnlineManagement -ListAvailable
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if($Module.count -eq 0)
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{
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Write-Host Exchange Online PowerShell module is not available -ForegroundColor yellow
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$Confirm= Read-Host Are you sure you want to install module? [Y] Yes [N] No
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if($Confirm -match "[yY]")
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{
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Write-host "Installing Exchange Online PowerShell module"
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Install-Module ExchangeOnlineManagement -Repository PSGallery -AllowClobber -Force -Scope CurrentUser
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Import-Module ExchangeOnlineManagement
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}
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else
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{
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Write-Host EXO module is required to connect Exchange Online.Please install module using Install-Module ExchangeOnlineManagement cmdlet.
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Exit
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}
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}
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Write-Host Connecting to Exchange Online...
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#Storing credential in script for scheduling purpose/ Passing credential as parameter - Authentication using non-MFA account
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if(($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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Connect-ExchangeOnline -Credential $Credential
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}
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elseif($Organization -ne "" -and $ClientId -ne "" -and $CertificateThumbprint -ne "")
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{
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Connect-ExchangeOnline -AppId $ClientId -CertificateThumbprint $CertificateThumbprint -Organization $Organization -ShowBanner:$false
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}
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else
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{
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Connect-ExchangeOnline -ShowBanner:$false
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}
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#Output file declaration
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$ExportCSV=".\MailboxSizeReport_$((Get-Date -format yyyy-MMM-dd-ddd` hh-mm` tt).ToString()).csv"
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$Result=""
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$Results=@()
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$MBCount=0
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$PrintedMBCount=0
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Write-Host Generating mailbox size report...
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#Check for input file
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if([string]$MBNamesFile -ne "")
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{
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#We have an input file, read it into memory
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$Mailboxes=@()
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$Mailboxes=Import-Csv -Header "MBIdentity" $MBNamesFile
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foreach($item in $Mailboxes)
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{
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$MBDetails=Get-Mailbox -Identity $item.MBIdentity
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$UPN=$MBDetails.UserPrincipalName
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$MailboxType=$MBDetails.RecipientTypeDetails
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$DisplayName=$MBDetails.DisplayName
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$PrimarySMTPAddress=$MBDetails.PrimarySMTPAddress
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$IssueWarningQuota=$MBDetails.IssueWarningQuota -replace "\(.*",""
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$ProhibitSendQuota=$MBDetails.ProhibitSendQuota -replace "\(.*",""
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$ProhibitSendReceiveQuota=$MBDetails.ProhibitSendReceiveQuota -replace "\(.*",""
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#Check for archive enabled mailbox
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if(($MBDetails.ArchiveDatabase -eq $null) -and ($MBDetails.ArchiveDatabaseGuid -eq $MBDetails.ArchiveGuid))
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{
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$ArchiveStatus = "Disabled"
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}
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else
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{
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$ArchiveStatus= "Active"
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}
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$MBCount++
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Write-Progress -Activity "`n Processed mailbox count: $MBCount "`n" Currently Processing: $DisplayName"
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Get_MailboxSize
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$PrintedMBCount++
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}
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}
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#Get all mailboxes from Office 365
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else
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{
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Get-Mailbox -ResultSize Unlimited | foreach {
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$UPN=$_.UserPrincipalName
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$Mailboxtype=$_.RecipientTypeDetails
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$DisplayName=$_.DisplayName
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$PrimarySMTPAddress=$_.PrimarySMTPAddress
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$IssueWarningQuota=$_.IssueWarningQuota -replace "\(.*",""
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$ProhibitSendQuota=$_.ProhibitSendQuota -replace "\(.*",""
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$ProhibitSendReceiveQuota=$_.ProhibitSendReceiveQuota -replace "\(.*",""
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$MBCount++
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Write-Progress -Activity "`n Processed mailbox count: $MBCount "`n" Currently Processing: $DisplayName"
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if($SharedMBOnly.IsPresent -and ($Mailboxtype -ne "SharedMailbox"))
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{
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return
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}
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if($UserMBOnly.IsPresent -and ($MailboxType -ne "UserMailbox"))
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{
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return
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}
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#Check for archive enabled mailbox
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if(($_.ArchiveDatabase -eq $null) -and ($_.ArchiveDatabaseGuid -eq $_.ArchiveGuid))
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{
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$ArchiveStatus = "Disabled"
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}
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else
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{
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$ArchiveStatus= "Active"
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}
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Get_MailboxSize
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$PrintedMBCount++
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}
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}
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#Open output file after execution
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If($PrintedMBCount -eq 0)
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{
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Write-Host No mailbox found
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}
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else
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{
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Write-Host `nThe output file contains $PrintedMBCount mailboxes.
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if((Test-Path -Path $ExportCSV) -eq "True")
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{
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Write-Host `n The Output file available in: -NoNewline -ForegroundColor Yellow
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Write-Host $ExportCSV
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$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 "$ExportCSV"
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}
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}
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}
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#Disconnect Exchange Online session
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Disconnect-ExchangeOnline -Confirm:$false | Out-Null
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Write-Host `n~~ Script prepared by AdminDroid Community ~~`n -ForegroundColor Green
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Write-Host "~~ Check out " -NoNewline -ForegroundColor Green; Write-Host "admindroid.com" -ForegroundColor Yellow -NoNewline; Write-Host " to get access to 1800+ Microsoft 365 reports. ~~" -ForegroundColor Green `n`n
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}
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. main
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