en-US office user

Prevent copying or moving items between accounts

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

Description

This policy setting allows you to prevent items from being copied or moved to other accounts or PSTs. If you enable this policy setting, items will be prevented from being moved or copied to other accounts or PSTs. Enter one of the following details: - "Contoso.com": prevents copying or moving from the account corresponding to the listed domain - "*": prevents copying from all accounts and PST's - "SharePoint": prevents copies or moves from the SharePoint PST If you disable or do not configure this policy setting, copying or moving items between accounts or PSTs is allowed.

Registry

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

More options available

Options

disablecrossaccountcopy multiText

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: Prevent copying or moving items between accounts
; State: Enabled
; Supported on: At least Windows Server 2008 R2 or Windows 7

[HKEY_CURRENT_USER\software\policies\microsoft\office\16.0\outlook]
"disablecrossaccountcopy"=hex(7):00,00
; REG_MULTI_SZ: one string per input line; edit in regedit if you need richer formatting.
More formats (PowerShell, Intune, SCCM)

PowerShell

# Exported from gporais.com
# Policy: Prevent copying or moving items between accounts
# 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'
New-Item -Path $path -Force | Out-Null
Set-ItemProperty -Path $path -Name 'disablecrossaccountcopy' -Value @() -Type MultiString
# REG_MULTI_SZ: one string per input line; edit in regedit if you need richer formatting.

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

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