WEBSERVICE Function Notification Settings: registry value webservicefunctionwarningsUserHKCU\software\policies\microsoft\office\16.0\excel\security

Policy ID: L_WebContentWarningLevel
Scope: User Configuration
Supported on: At least Windows Server 2008 R2 or Windows 7
Source: Microsoft 365 Apps / Office Administrative Templates (version 5568.1000)
Category: Microsoft Excel 2016 › Excel Options › Security

Registry

webservicefunctionwarnings

REG_DWORDUser

HKCU\software\policies\microsoft\office\16.0\excel\security Current key

Enabled value: Depends on the option value
Element: -

Options
Item	Stored value
Enable all WEBSERVICE functions (not recommended)	0
Disable all with notification	1
Disable all without notification	2

Apply with .reg · CMD · PowerShell

.reg

Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\software\policies\microsoft\office\16.0\excel\security]

; Options (use only one)
; Enable all WEBSERVICE functions (not recommended)
"webservicefunctionwarnings"=dword:00000000
; Disable all with notification
"webservicefunctionwarnings"=dword:00000001
; Disable all without notification
"webservicefunctionwarnings"=dword:00000002

CMD

:: Options (use only one)

:: Enable all WEBSERVICE functions (not recommended)
reg add "HKCU\software\policies\microsoft\office\16.0\excel\security" /v "webservicefunctionwarnings" /t REG_DWORD /d 0 /f
:: Disable all with notification
reg add "HKCU\software\policies\microsoft\office\16.0\excel\security" /v "webservicefunctionwarnings" /t REG_DWORD /d 1 /f
:: Disable all without notification
reg add "HKCU\software\policies\microsoft\office\16.0\excel\security" /v "webservicefunctionwarnings" /t REG_DWORD /d 2 /f

PowerShell

# Common: create the key
New-Item -Path 'HKCU:\software\policies\microsoft\office\16.0\excel\security' -Force | Out-Null

# Options (use only one)
# Enable all WEBSERVICE functions (not recommended)
New-ItemProperty -Path 'HKCU:\software\policies\microsoft\office\16.0\excel\security' -Name 'webservicefunctionwarnings' -PropertyType DWord -Value 0 -Force | Out-Null
# Disable all with notification
New-ItemProperty -Path 'HKCU:\software\policies\microsoft\office\16.0\excel\security' -Name 'webservicefunctionwarnings' -PropertyType DWord -Value 1 -Force | Out-Null
# Disable all without notification
New-ItemProperty -Path 'HKCU:\software\policies\microsoft\office\16.0\excel\security' -Name 'webservicefunctionwarnings' -PropertyType DWord -Value 2 -Force | Out-Null