Get tenant user count

Connect-MgGraph -Scopes User.Read.All, Organization.Read.All -NoWelcome

If (!(Get-MgContext)) {
    Write-Host "Connecting to Microsoft Graph..." -ForegroundColor Yellow
    Connect-MgGraph -Scopes User.Read.All, Organization.Read.All -NoWelcome
} Else {
    Write-Host "Already connected to Microsoft Graph" -ForegroundColor Green
}
 
# Get the organization name
$OrgName = (Get-MgOrganization).DisplayName
Write-Host "`nUser Count Report for: $OrgName" -ForegroundColor Cyan
Write-Host ("Report generated: {0}" -f (Get-Date -Format "dd-MMM-yyyy HH:mm:ss")) -ForegroundColor Cyan
Write-Host "----------------------------------------------------------"
 
# Count all users
Write-Host "`nCounting all users..." -ForegroundColor Yellow
Try {
    [array]$AllUsers = Get-MgUser -ConsistencyLevel eventual -CountVariable AllUsersCount `
      -All -PageSize 500 -ErrorAction Stop -Property Id, UserType, displayName, userPrincipalName
} Catch {
    Write-Host "Error counting all users: $_" -ForegroundColor Red
    Break
}
Write-Host ("Total users in tenant: {0}" -f $AllUsers.Count) -ForegroundColor Green
 
# Count member users (not guests)
Write-Host "`nCounting member users..." -ForegroundColor Yellow
$MemberUsersCount = $AllUsers | Where-Object { $_.UserType -eq 'Member' } | Measure-Object | Select-Object -ExpandProperty Count
Write-Host ("Member users: {0}" -f $MemberUsersCount) -ForegroundColor Green
 
# Count guest users
Write-Host "`nCounting guest users..." -ForegroundColor Yellow
$GuestUsersCount = $AllUsers | Where-Object { $_.UserType -eq 'Guest' } | Measure-Object | Select-Object -ExpandProperty Count
Write-Host ("Guest users: {0}" -f $GuestUsersCount) -ForegroundColor Green
 
# Count licensed users (users with at least one license assigned)
Write-Host "`nCounting licensed users..." -ForegroundColor Yellow
Get-MgUser -Filter "assignedLicenses/`$count ne 0" -ConsistencyLevel eventual -CountVariable LicensedUsersCount | Out-Null
Write-Host ("Licensed users: {0}" -f $LicensedUsersCount) -ForegroundColor Green
 
# Display summary
Write-Host "`n"
Write-Host "----------------------------------------------------------"
Write-Host "SUMMARY" -ForegroundColor Cyan
Write-Host "----------------------------------------------------------"
Write-Host ("Total Users:          {0,10}" -f $AllUsersCount) -ForegroundColor White
Write-Host ("  Member Users:       {0,10}" -f $MemberUsersCount) -ForegroundColor White
Write-Host ("  Guest Users:        {0,10}" -f $GuestUsersCount) -ForegroundColor White
Write-Host ("Licensed Users:       {0,10}" -f $LicensedUsersCount) -ForegroundColor White
Write-Host ("Unlicensed Users:     {0,10}" -f ($AllUsersCount - $LicensedUsersCount)) -ForegroundColor White
Write-Host "----------------------------------------------------------"
 
# Create a summary object for output
$Summary = [PSCustomObject][Ordered]@{
    'Organization'       = $OrgName
    'Report Date'        = Get-Date -Format "dd-MMM-yyyy HH:mm:ss"
    'Total Users'        = $AllUsersCount
    'Member Users'       = $MemberUsersCount
    'Guest Users'        = $GuestUsersCount
    'Licensed Users'     = $LicensedUsersCount
    'Unlicensed Users'   = ($AllUsersCount - $LicensedUsersCount)
}
 
# Output the summary object
$Summary
 
Write-Host "`nScript completed successfully!" -ForegroundColor Green