Set-MailboxAutoReplyConfiguration demo

Set-MailboxAutoReplyConfiguration.ps1

# Credential for the user mailbox to configure Out-of-office schedule for
$UserCredential = Get-Credential

$Session = New-PSSession -ConfigurationName Microsoft.Exchange -ConnectionUri https://outlook.office365.com/powershell-liveid/ -Credential $UserCredential -Authentication Basic -AllowRedirection

$EXOModule = Import-PSSession $Session

# Customize as needed - for example, setup as parameters for a function/script
$StartTime = Get-Date 08:00
$EndTime = Get-Date 16:00

# AutoReplyState = Enabled/Disabled/Scheduled
Set-MailboxAutoReplyConfiguration -Identity [email protected] -StartTime $StartTime -EndTime $EndTime -AutoReplyState Enabled

# Cleanup
Remove-Module -Name $EXOModule.Name

Remove-PSSession $Session