Policy
Disable diagnostic data viewer
This policy setting controls whether users can enable and launch the Diagnostic Data Viewer from the Diagnostic & feedback Settings page. If you enable this policy setting, the Diagnostic Data Viewer will not be enabled in Settings page, and it will prevent the viewer from showing diagnostic data collected by Microsoft from the device. If you disable or don't configure this policy setting, the Diagnostic Data Viewer will be enabled in Settings page.
5c4f77f74bf7 DisableDiagnosticDataViewer Registry
Copy registry mappings
HKLM\Software\Policies\Microsoft\Windows\DataCollection\DisableDiagnosticDataViewer (enabled) = 1
HKLM\Software\Policies\Microsoft\Windows\DataCollection\DisableDiagnosticDataViewer (disabled) = 0 Policy notes
This policy setting controls whether users can enable and launch the Diagnostic Data Viewer from the Diagnostic & feedback Settings page. If you enable this policy setting, the Diagnostic Data Viewer will not be enabled in Settings page, and it will prevent the viewer from showing diagnostic data collected by Microsoft from the device. If you disable or don't configure this policy setting, the Diagnostic Data Viewer will be enabled in Settings page.