diff --git a/Copy Membership and Ownership Between DLs/CopyMembersandOwnersfromDL.ps1 b/Copy Membership and Ownership Between DLs/CopyMembersandOwnersfromDL.ps1
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+++ b/Copy Membership and Ownership Between DLs/CopyMembersandOwnersfromDL.ps1	
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+<#
+=============================================================================================
+Name:           Copy Members from One Distribution List to Another 
+Version:        1.0
+Website:        o365reports.com
+
+
+Script Highlights:  
+~~~~~~~~~~~~~~~~~
+1. Fetches members and owners from the source DL and adds them to the target DL.   
+2. Helps to copy DL members from one to another. (if not present already). 
+3. Can copy managers from one DL to another. (if not present already). 
+4. The script automatically verifies and installs the Exchange Online PowerShell module (if not installed) upon your confirmation.  
+5. Exports an output log file in TXT format that shows the result of the operation.   
+6. The script can be executed with MFA enabled account too.  
+7. The script supports certificate-based authentication (CBA) too. 
+8. The script is schedular-friendly.   
+
+For detailed Script execution: https://o365reports.com/2025/04/08/copy-members-from-one-distribution-list-to-another/
+
+
+============================================================================================
+#>
+Param
+(
+    [Parameter(Mandatory = $False)]
+	[string]$SourceGroup=$Null,
+	[string]$TargetGroup=$Null,
+	[Switch]$CopyOwnersOnly,
+	[Switch]$CopyMembersOnly,
+    [string]$UserName=$Null,
+    [string]$Password=$Null,
+    [string]$Organization,
+    [string]$ClientId,
+    [string]$CertificateThumbPrint
+)
+
+#Connection module
+Function Connect_Module {
+    #Check for Exchange Online module installation
+    $ExchangeModule = Get-Module ExchangeOnlineManagement -ListAvailable
+    if($ExchangeModule.count -eq 0) {
+        Write-Host ExchangeOnline module is not available -ForegroundColor Yellow
+        $confirm = Read-Host Do you want to Install ExchangeOnline module? [Y] Yes  [N] No
+        if($confirm -match "[Yy]") {
+            Write-Host "Installing ExchangeOnline module ..."
+            Install-Module ExchangeOnlineManagement -Repository PSGallery -AllowClobber -Force -Scope CurrentUser
+            Import-Module ExchangeOnlineManagement
+        }    
+        else {
+            Write-Host "ExchangeOnline Module is required. To Install ExchangeOnline module use 'Install-Module ExchangeOnlineManagement' cmdlet."
+            Exit
+        }
+    }
+
+    #Connect Exchange Online
+    Write-Host "`nConnecting Exchange Online module ..."
+    if(($UserName -ne "") -and ($Password -ne "")) {
+        $SecuredPassword = ConvertTo-SecureString -AsPlainText $Password -Force
+        $Credential  = New-Object System.Management.Automation.PSCredential $UserName,$SecuredPassword
+        Connect-ExchangeOnline -Credential $Credential 
+    }
+    elseif($Organization -ne "" -and $ClientId -ne "" -and $CertificateThumbprint -ne "") {
+        Connect-ExchangeOnline -AppId $ClientId -CertificateThumbprint $CertificateThumbprint -Organization $Organization -ShowBanner:$false
+    }
+    else {
+        Connect-ExchangeOnline -ShowBanner:$false
+    }
+}
+
+#Output log function
+Function Log-Data {
+    param ([string]$UserName,$UserType,$Status,$Message = "")
+    $Result = if ($Status -eq "Failed") {
+        "- Failed to copy $UserName as a $UserType to the target group. Error: $Message"
+    } elseif(($Status -eq "Already a Member") -or ($Status -eq"Already a Owner")){
+        "- Skipped adding $UserName as $UserType. The user is already a $UserType in the target group."
+    } else {
+        "- $UserName has been successfully copied as $UserType to the target group."
+    }
+    Add-Content -Path $OutputLog -Value $Result
+}
+
+$Script:CopiedMembersCount = 0
+$Script:CopiedOwnersCount = 0
+$Script:ExistingMembersCount = 0
+$Script:ExistingOwnersCount = 0
+
+#Funtion to copy members only to another distribution group
+Function Copy_Members
+{
+	$ProcessedUserCount=0
+
+    $SourceGroupMemberNames = Get-DistributionGroupMember -Identity $SourceGroup
+    $TargetGroupMemberNames = Get-DistributionGroupMember -Identity $TargetGroup
+
+    ForEach($SourceGroupMemberName in $SourceGroupMemberNames)
+    {
+        $SourceMemberName = $SourceGroupMemberName.DisplayName
+        Write-Progress -Activity "Copying Members From $SourceGroup to $TargetGroup " -Status "Processed member Count : $ProcessedUserCount" -CurrentOperation " Currently Processing Member $($SourceMemberName)"
+        Try
+        {
+            if($SourceGroupMemberName.Guid -in $TargetGroupMemberNames.Guid){
+                Log-Data -UserName $SourceGroupMemberName.DisplayName -UserType "member" -Status "Already a Member"
+                $Script:ExistingMembersCount++
+            }
+            else{
+                Add-DistributiongroupMember -Identity $TargetGroup -Member $($SourceGroupMemberName.DistinguishedName) -ErrorAction Stop
+                Log-Data -UserName $SourceGroupMemberName.DisplayName -UserType "member" -Status "Successfully Copied"
+                $Script:CopiedMembersCount++
+            }
+        }
+        Catch
+        {
+            Log-Data -UserName $Member.DisplayName -UserType "member" -Status "Failed" -Message $_.Exception.Message
+        }
+		$ProcessedUserCount++
+    } 
+}
+
+#Funtion to copy owners only to another distribution group
+Function Copy_Owners
+{	   
+	$ProcessedUserCount=0
+
+    $SourceGroupOwnerNames = Get-DistributionGroup -Identity $SourceGroup | Select -ExpandProperty ManagedBy
+    $TargetGroupOwnerNames = Get-DistributionGroup -Identity $TargetGroup | Select -ExpandProperty ManagedBy
+
+    ForEach($SourceGroupOwnerName in $SourceGroupOwnerNames)
+    {
+        $Owner = Get-Recipient -Identity $SourceGroupOwnerName
+		Write-Progress -Activity "Copying owner From $SourceGroup To $TargetGroup " -Status "Processed owner Count: $ProcessedUserCount" -CurrentOperation "Currently Processing Owner $($Owner.Displayname)"
+        try{
+            if($SourceGroupOwnerName -in $TargetGroupOwnerNames)
+            {
+	            Log-Data -UserName $Owner.DisplayName -UserType "owner" -Status "Already a Owner"
+                $Script:ExistingOwnersCount++
+		    }
+            else
+            {
+                Set-DistributionGroup -Identity $TargetGroup -ManagedBy  @{Add="$($Owner.PrimarySmtpAddress)"} -ErrorAction Stop
+	            Log-Data -UserName $Owner.DisplayName -UserType "owner" -Status "Successfully Copied"
+                $Script:CopiedOwnersCount++
+            }
+        }
+        catch{
+            Log-Data -UserName $Owner.DisplayName -UserType "owner" -Status "Failed" -Message $_.Exception.Message
+        }
+		$ProcessedUserCount++
+    }
+}
+
+#Function to return output log file
+Function OpenOutputLog
+{  		
+    Write-Host "`nSummary of Distribution List Membership Changes" -ForegroundColor DarkYellow
+    Write-Host "`n$($ExistingMembersCount) member(s) and $($ExistingOwnersCount) owner(s) from source DL is already present in target DL."
+    #Write-Host "`n$($ExistingMembersCount) members and $($ExistingOwnersCount) owners already present in both distribution lists."
+    Write-Host "`nThe script successfully copied $($CopiedMembersCount) members and $($CopiedOwnersCount) owners to the target DL."
+
+    #Open Output file after execution 
+    If((Test-Path -Path $OutputLog) -eq "True") 
+    {			
+        Write-Host `nThe log file available in :`n -NoNewline -ForegroundColor Yellow
+        Write-Host $OutputLog
+        Write-Host `n~~ Script prepared by AdminDroid Community ~~`n -ForegroundColor Green
+        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
+        $Prompt = New-Object -ComObject wscript.shell    
+        $UserInput = $Prompt.popup("Do you want to open log file?",` 0,"Open log File",4)    
+        If($UserInput -eq 6)    
+        {    
+            Invoke-Item "$OutputLog"    
+        }  
+    }    	
+}
+
+#Execution starts here
+Connect_Module
+If($SourceGroup -eq "" -or ($TargetGroup -eq ""))
+{
+	If($SourceGroup -eq "")
+	{
+		$SourceGroup = Read-Host "`nEnter the source DL mail Id"
+	}
+	If($TargetGroup -eq "")
+	{
+		$TargetGroup = Read-Host "`nEnter the target DL mail Id"
+	}
+}
+
+$Location = Get-Location
+$OutputLog="$Location\Copy_DL_Membership_Log_$((Get-Date -format yyyy-MMM-dd-ddd` hh-mm` tt).ToString()).txt"
+If($CopyOwnersOnly.IsPresent)
+{
+	Copy_Owners
+}
+ElseIf($CopyMemberOnly.IsPresent)
+{
+	Copy_Members
+}
+Else
+{
+	Copy_Owners
+	Copy_Members
+}
+
+#Open output log file
+OpenOutputLog
+
+#Disconnect Exchange Online session
+Disconnect-ExchangeOnline -Confirm:$false | Out-Null
\ No newline at end of file