Update Internal ID to another column with powershell

 function Update-SPOListItem {

param (

[Parameter(Mandatory=$true,Position=1)] [string]$Username,

[Parameter(Mandatory=$true,Position=2)] [string]$Url,

[Parameter(Mandatory=$true,Position=3)] [string]$AdminPassword,

[Parameter(Mandatory=$true,Position=4)] [string]$ListTitle

)

      

$password = ConvertTo-SecureString -string $AdminPassword -AsPlainText -Force

$ctx=New-Object Microsoft.SharePoint.Client.ClientContext($Url)

$ctx.Credentials = New-Object Microsoft.SharePoint.Client.SharePointOnlineCredentials($Username, $password)

$ctx.Load($ctx.Web.Lists)

$ctx.Load($ctx.Web)

$ctx.Load($ctx.Web.Webs)

$ctx.ExecuteQuery()

$ll=$ctx.Web.Lists.GetByTitle($ListTitle)

$ctx.Load($ll)

$ctx.ExecuteQuery()

$spqQuery = New-Object Microsoft.SharePoint.Client.CamlQuery

$spqQuery.ViewXml = "@

    <View>

<Query>

<ViewFields>

<FieldRef Name='ID'></FieldRef>

<FieldRef Name='Column2'></FieldRef>

</ViewFields>

<OrderBy><FieldRef Name='ID' Ascending='TRUE'/></OrderBy>

</Query>

        <RowLimit>5000</RowLimit>

    </View>"

$itemki=$ll.GetItems($spqQuery)

$ctx.Load($itemki)

$ctx.ExecuteQuery()

$count=$itemki.Count

Write-Host $count

$ctx.RequestTimeOut = 5000*10000

$i =1

ForEach($Item in $itemki)

{

Write-Host "Updating ID : " + $Item["ID"] 

$Item["Column2"] = $Item["ID"]

$Item.Update()

$ctx.ExecuteQuery()

}

}

# Paths to SDK. Please verify location on your computer.

Add-Type -Path "c:\Program Files\Common Files\microsoft shared\Web Server Extensions\15\ISAPI\Microsoft.SharePoint.Client.dll" 

Add-Type -Path "c:\Program Files\Common Files\microsoft shared\Web Server Extensions\15\ISAPI\Microsoft.SharePoint.Client.Runtime.dll"

#remove less than and greater than symbol in below command

Update-SPOListItem -Username <UserName> -Url <SiteCollection URL> -AdminPassword <Password> -ListTitle <ListName>