Access to Microsoft 365 Copilot writing assistance must be disabled.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-279940 | EDGE-00-000069 | SV-279940r1156561_rule | CCI-000381 | medium |
| Description | ||||
| This policy controls whether users can use writing support features in Microsoft Edge for Business, such as Rewrite, which utilizes Microsoft 365 Copilot Chat. | ||||
| STIG | Date | |||
| Microsoft Edge Security Technical Implementation Guide | 2026-02-25 | |||
Details
Check Text (C-279940r1156561_chk)
The policy value for "Computer Configuration/Administrative Templates/Microsoft Edge/Control access to Microsoft 365 Copilot writing assistance in Microsoft Edge for Business" must be set to "disabled".
Use the Windows Registry Editor to navigate to the following key:
HKLM\SOFTWARE\Policies\Microsoft\Edge
If the value for "ComposeInlineEnabled" is not set to "REG_DWORD = 0", this is a finding.
Fix Text (F-84406r1156560_fix)
Set the policy value for "Control access to Microsoft 365 Copilot writing assistance in Microsoft Edge for Business" to "disabled".