Download Mode

Supported on: At least Windows Server 2016, Windows 10

Registry

HKLM SOFTWARE\Policies\Microsoft\Windows\DeliveryOptimization

Options

DODownloadMode enum
  • HTTP only (0) -> 0
  • LAN (1) -> 1
  • Group (2) -> 2
  • Internet (3) -> 3
  • Simple (99) -> 99
  • Bypass (100) -> 100

Description

Specifies the method that Delivery Optimization can use to download content on behalf of various Microsoft products. 0 = HTTP only, no peering 1 = HTTP blended with peering behind the same NAT 2 = HTTP blended with peering across a private group 3 = HTTP blended with Internet peering 99 = HTTP only, no peering, no use of DO cloud service 100 = Bypass mode, deprecated in Windows 11