Edit C:\Windows\PolicyDefinitions\WCM.admx

??<?xml version="1.0" encoding="utf-8"?>

<policyDefinitions xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" revision="1.0" schemaVersion="1.0" xmlns="http://schemas.microsoft.com/GroupPolicy/2006/07/PolicyDefinitions">
  <policyNamespaces>
    <target prefix="windowsconnectionmanager" namespace="Microsoft.Policies.WindowsConnectionManager" />
    <using prefix="windows" namespace="Microsoft.Policies.Windows" />
  </policyNamespaces>
  <resources minRequiredRevision="1.0" />
  <categories>
    <category name="WCM_Category" displayName="$(string.WCM_Category)">
      <parentCategory ref="windows:Network" />
    </category>
  </categories>
  <policies>
    <policy name="WCM_BlockNonDomain" class="Machine" displayName="$(string.WCM_BlockNonDomain)" explainText="$(string.WCM_BlockNonDomain_Help)" key="Software\Policies\Microsoft\Windows\WcmSvc\GroupPolicy" valueName="fBlockNonDomain">
      <parentCategory ref="WCM_Category" />
      <supportedOn ref="windows:SUPPORTED_Windows8" />
      <enabledValue>
        <decimal value="1" />
      </enabledValue>
      <disabledValue>
        <decimal value="0" />
      </disabledValue>
    </policy>
    <policy name="WCM_MinimizeConnections" class="Machine" displayName="$(string.WCM_MinimizeConnections)" explainText="$(string.WCM_MinimizeConnections_Help)" key="Software\Policies\Microsoft\Windows\WcmSvc\GroupPolicy" valueName="fMinimizeConnections">
      <parentCategory ref="WCM_Category" />
      <supportedOn ref="windows:SUPPORTED_Windows8" />
      <enabledValue>
        <decimal value="1" />
      </enabledValue>
      <disabledValue>
        <decimal value="0" />
      </disabledValue>
    </policy>
    <policy name="WCM_DisableRoaming" class="Machine" displayName="$(string.WCM_DisableRoaming)" explainText="$(string.WCM_DisableRoaming_Help)" key="Software\Policies\Microsoft\Windows\WcmSvc\GroupPolicy" valueName="fBlockRoaming">
      <parentCategory ref="WCM_Category" />
      <supportedOn ref="windows:SUPPORTED_Windows8" />
      <enabledValue>
        <decimal value="1" />
      </enabledValue>
      <disabledValue>
        <decimal value="0" />
      </disabledValue>
    </policy>
    <policy name="WCM_DisablePowerManagement" class="Machine" displayName="$(string.WCM_DisablePowerManagement)" explainText="$(string.WCM_DisablePowerManagement_Help)" key="Software\Policies\Microsoft\Windows\WcmSvc\GroupPolicy" valueName="fDisablePowerManagement">
      <parentCategory ref="WCM_Category" />
      <supportedOn ref="windows:SUPPORTED_Windows8" />
      <enabledValue>
        <decimal value="1" />
      </enabledValue>
      <disabledValue>
        <decimal value="0" />
      </disabledValue>
    </policy>
  </policies>
</policyDefinitions>

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