This policy setting controls whether memory dumps in support of OS-generated error reports can be sent to Microsoft automatically. This policy does not apply to error reports generated by 3rd-party products or additional data other than memory dumps.If you enable or do not configure this policy setting any memory dumps generated for error reports by Microsoft Windows are automatically uploaded without notification to the user.If you disable this policy setting then all memory dumps are uploaded according to the default consent and notification settings.
Windows Components\Windows Error Reporting
At least Windows Server 2012 R2 Windows 8.1 or Windows RT 8.1
HKCU\SOFTWARE\Policies\Microsoft\Windows\Windows Error Reporting!AutoApproveOSDumps