en-US office user

Enter maximum seconds to wait to sync changes

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\Account Settings\Exchange\Cached Exchange Mode

Description

Specifies maximum number of seconds to wait before synchronizing changes with the Exchange server.

Registry

HKCU software\policies\microsoft\office\16.0\outlook\cached mode

More options available

Options

Enter seconds to wait before sync(Default 60 sec.)
maximum decimal - range 0-86400 - default: 60

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: Enter maximum seconds to wait to sync changes
; State: Enabled
; Supported on: At least Windows Server 2008 R2 or Windows 7

[HKEY_CURRENT_USER\software\policies\microsoft\office\16.0\outlook\cached mode]
"maximum"=dword:0000003c
More formats (PowerShell, Intune, SCCM)

PowerShell

# Exported from gporais.com
# Policy: Enter maximum seconds to wait to sync changes
# 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\cached mode'
New-Item -Path $path -Force | Out-Null
Set-ItemProperty -Path $path -Name 'maximum' -Value 60 -Type DWord

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

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