Public/ExchangeOnline/Block-POP.ps1
function Block-POP { try { Get-CASMailbox -ResultSize Unlimited -Filter {PopEnabled -eq $True} | Set-CASMailbox -PopEnabled $False -verbose Get-CASMailboxPlan -Filter {PopEnabled -eq $True}| Set-CASMailboxPlan -PopEnabled $False -verbose Write-Host -ForegroundColor Yellow "Disabled access to POP for all users" } catch { Write-Host -ForegroundColor Yellow "Make sure you are connected to Exchange Online" $_ } } |