Allow Copilot to Modify Files on This Device: registry value copilotdevicewriteenabledComputerHKLM\software\policies\microsoft\office\16.0\common

Policy ID: L_CopilotDeviceWriteEnabled
Scope: Computer Configuration
Supported on: At least Windows Server 2016, Windows 10
Source: Microsoft 365 Apps / Office Administrative Templates (version 5568.1000)
Category: Microsoft Office 2016 (Machine) › Microsoft 365 Copilot

Registry

copilotdevicewriteenabled

REG_DWORDComputer

HKLM\software\policies\microsoft\office\16.0\common Current key

Enabled value: 1
Disabled value: 0

Apply with .reg · CMD · PowerShell

.reg

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\software\policies\microsoft\office\16.0\common]

; Options (use only one)
; Enabled
"copilotdevicewriteenabled"=dword:00000001
; Disabled
"copilotdevicewriteenabled"=dword:00000000

CMD

:: Options (use only one)

:: Enabled
reg add "HKLM\software\policies\microsoft\office\16.0\common" /v "copilotdevicewriteenabled" /t REG_DWORD /d 1 /f
:: Disabled
reg add "HKLM\software\policies\microsoft\office\16.0\common" /v "copilotdevicewriteenabled" /t REG_DWORD /d 0 /f

PowerShell

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

# Options (use only one)
# Enabled
New-ItemProperty -Path 'HKLM:\software\policies\microsoft\office\16.0\common' -Name 'copilotdevicewriteenabled' -PropertyType DWord -Value 1 -Force | Out-Null
# Disabled
New-ItemProperty -Path 'HKLM:\software\policies\microsoft\office\16.0\common' -Name 'copilotdevicewriteenabled' -PropertyType DWord -Value 0 -Force | Out-Null