Allow Diagnostic Data: registry value AllowTelemetryUserHKCU\Software\Policies\Microsoft\Windows\DataCollection

Policy ID: AllowTelemetry
Scope: Computer Configuration, User Configuration
Supported on: At least Windows Server 2016, Windows 10
Source: Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
Category: Windows Components › Data Collection and Preview Builds

Registry

AllowTelemetry

REG_DWORDUserComputer

…\Software\Policies\Microsoft\Windows\DataCollectionHKCU\Software\Policies\Microsoft\Windows\DataCollection Current key
HKLM\Software\Policies\Microsoft\Windows\DataCollection

Enabled value: Depends on the option value
Element: -

Options
Item	Stored value
Diagnostic data off (not recommended)	0
Send required diagnostic data	1
Send optional diagnostic data	3

Apply with .reg · CMD · PowerShell

UserPer-account setting

.reg

Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\DataCollection]

; Options (use only one)
; Diagnostic data off (not recommended)
"AllowTelemetry"=dword:00000000
; Send required diagnostic data
"AllowTelemetry"=dword:00000001
; Send optional diagnostic data
"AllowTelemetry"=dword:00000003

CMD

:: Options (use only one)

:: Diagnostic data off (not recommended)
reg add "HKCU\Software\Policies\Microsoft\Windows\DataCollection" /v "AllowTelemetry" /t REG_DWORD /d 0 /f
:: Send required diagnostic data
reg add "HKCU\Software\Policies\Microsoft\Windows\DataCollection" /v "AllowTelemetry" /t REG_DWORD /d 1 /f
:: Send optional diagnostic data
reg add "HKCU\Software\Policies\Microsoft\Windows\DataCollection" /v "AllowTelemetry" /t REG_DWORD /d 3 /f

PowerShell

# Common: create the key
New-Item -Path 'HKCU:\Software\Policies\Microsoft\Windows\DataCollection' -Force | Out-Null

# Options (use only one)
# Diagnostic data off (not recommended)
New-ItemProperty -Path 'HKCU:\Software\Policies\Microsoft\Windows\DataCollection' -Name 'AllowTelemetry' -PropertyType DWord -Value 0 -Force | Out-Null
# Send required diagnostic data
New-ItemProperty -Path 'HKCU:\Software\Policies\Microsoft\Windows\DataCollection' -Name 'AllowTelemetry' -PropertyType DWord -Value 1 -Force | Out-Null
# Send optional diagnostic data
New-ItemProperty -Path 'HKCU:\Software\Policies\Microsoft\Windows\DataCollection' -Name 'AllowTelemetry' -PropertyType DWord -Value 3 -Force | Out-Null

ComputerMachine-wide setting

.reg

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\DataCollection]

; Options (use only one)
; Diagnostic data off (not recommended)
"AllowTelemetry"=dword:00000000
; Send required diagnostic data
"AllowTelemetry"=dword:00000001
; Send optional diagnostic data
"AllowTelemetry"=dword:00000003

CMD

:: Options (use only one)

:: Diagnostic data off (not recommended)
reg add "HKLM\Software\Policies\Microsoft\Windows\DataCollection" /v "AllowTelemetry" /t REG_DWORD /d 0 /f
:: Send required diagnostic data
reg add "HKLM\Software\Policies\Microsoft\Windows\DataCollection" /v "AllowTelemetry" /t REG_DWORD /d 1 /f
:: Send optional diagnostic data
reg add "HKLM\Software\Policies\Microsoft\Windows\DataCollection" /v "AllowTelemetry" /t REG_DWORD /d 3 /f

PowerShell

# Common: create the key
New-Item -Path 'HKLM:\Software\Policies\Microsoft\Windows\DataCollection' -Force | Out-Null

# Options (use only one)
# Diagnostic data off (not recommended)
New-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\Windows\DataCollection' -Name 'AllowTelemetry' -PropertyType DWord -Value 0 -Force | Out-Null
# Send required diagnostic data
New-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\Windows\DataCollection' -Name 'AllowTelemetry' -PropertyType DWord -Value 1 -Force | Out-Null
# Send optional diagnostic data
New-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\Windows\DataCollection' -Name 'AllowTelemetry' -PropertyType DWord -Value 3 -Force | Out-Null