Computer Configuration > Administrative Templates > Microsoft Edge
Both
HKLM\Software\Policies\Microsoft\Edge
Enables network prediction and prevents users from changing this setting. This controls DNS prefetching, TCP and SSL preconnection, and prerendering of web pages. If you don't configure this policy, network prediction is enabled but the user can change it. Policy options mapping: * NetworkPredictionAlways (0) = Predict network actions on any network connection * NetworkPredictionWifiOnly (1) = Not supported, if this value is used it will be treated as if 'Predict network actions on any network connection' (0) was set * NetworkPredictionNever (2) = Don't predict network actions on any network connection Use the preceding information when configuring this policy.