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Polling Out-of-office Web service

Verified with Microsoft 365/Office 5568.1000 — updated on September 4, 2026

Microsoft 365/Office 5568.1000

Supported on: At least Windows Server 2008 R2 or Windows 7

Path in the GPO console

User Configuration\Administrative Templates\Microsoft Outlook 2016\Outlook Options\Out of Office Assistant

Description

By default, the Out Of Office (OOF) Web service is polled every 15 minutes (900000 milliseconds). This setting allows you to set the maximum number of milliseconds that elapse before Outlook polls the OOF Web service for OOF status.

Registry

HKCU software\policies\microsoft\office\16.0\outlook\oof

More options available

Options

oofpollfrequency enum
  • 5 minutes -> 300000
  • 10 minutes -> 600000
  • 15 minutes (default) -> 900000 (default)
  • 20 minutes -> 1200000
  • 25 minutes -> 1500000
  • 30 minutes -> 1800000
  • 35 minutes -> 2100000
  • 40 minutes -> 2400000
  • 45 minutes -> 2700000
  • 50 minutes -> 3000000
  • 1 hour -> 3600000
  • 2 hours -> 7200000
  • 4 hours -> 14400000
  • 8 hours -> 28800000
  • 24 hours -> 86400000

Export Builder

BETA

Configure the state, scope and options, then generate .reg, PowerShell, Intune and SCCM outputs — or add the setting to a multi-setting collection.

These exports write the registry — this is not a managed GPO.

.reg file

Windows Registry Editor Version 5.00

; Exported from gporais.com
; Policy: Polling Out-of-office Web service
; State: Enabled
; Supported on: At least Windows Server 2008 R2 or Windows 7

[HKEY_CURRENT_USER\software\policies\microsoft\office\16.0\outlook\oof]
"oofpollfrequency"=dword:000dbba0
More formats (PowerShell, Intune, SCCM)

PowerShell

# Exported from gporais.com
# Policy: Polling Out-of-office Web service
# State: Enabled
# Supported on: At least Windows Server 2008 R2 or Windows 7
# Warning: In SYSTEM context (the Intune default), HKCU targets the SYSTEM profile. Run this script using the logged-on credentials.

$path = 'HKCU:\software\policies\microsoft\office\16.0\outlook\oof'
New-Item -Path $path -Force | Out-Null
Set-ItemProperty -Path $path -Name 'oofpollfrequency' -Value 900000 -Type DWord

Building a multi-setting collection? Add this setting and generate combined .reg / PowerShell / GPO scripts.

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