diff --git a/windows/security/threat-protection/TOC.md b/windows/security/threat-protection/TOC.md
index 25e2640e89..c0afc997a5 100644
--- a/windows/security/threat-protection/TOC.md
+++ b/windows/security/threat-protection/TOC.md
@@ -5,8 +5,8 @@
 ### [Overview](windows-defender-atp/overview.md)
 #### [Attack surface reduction](windows-defender-atp/overview-attack-surface-reduction.md)
 ##### [Hardware-based isolation](windows-defender-atp/overview-hardware-based-isolation.md)
-###### [Application Guard](windows-defender-application-guard/wd-app-guard-overview.md)
-###### [System Guard](windows-defender-atp/how-hardware-based-containers-help-protect-windows.md)
+###### [Application isolation](windows-defender-application-guard/wd-app-guard-overview.md)
+###### [System isolation](windows-defender-atp/how-hardware-based-containers-help-protect-windows.md)
 ##### [Application control](windows-defender-application-control/windows-defender-application-control.md)
 ##### [Exploit protection](windows-defender-exploit-guard/exploit-protection-exploit-guard.md)
 ##### [Network protection](windows-defender-exploit-guard/network-protection-exploit-guard.md)
@@ -162,7 +162,7 @@
 ### [Configure and manage capabilities](windows-defender-atp/onboard.md)
 #### [Configure attack surface reduction](windows-defender-atp/configure-attack-surface-reduction.md)
 ##### [Hardware-based isolation](windows-defender-application-guard/install-wd-app-guard.md)
-###### [Group Policy settings](windows-defender-application-guard/configure-wd-app-guard.md) 
+###### [Confguration settings](windows-defender-application-guard/configure-wd-app-guard.md) 
 ##### [Application control](windows-defender-application-control/windows-defender-application-control.md)
 ##### [Exploit protection](windows-defender-exploit-guard/enable-exploit-protection.md)
 ###### [Customize exploit protection](windows-defender-exploit-guard/customize-exploit-protection.md)
diff --git a/windows/security/threat-protection/windows-defender-atp/TOC.md b/windows/security/threat-protection/windows-defender-atp/TOC.md
index 65bfd234c5..188196f50a 100644
--- a/windows/security/threat-protection/windows-defender-atp/TOC.md
+++ b/windows/security/threat-protection/windows-defender-atp/TOC.md
@@ -3,8 +3,8 @@
 ## [Overview](overview.md)
 ### [Attack surface reduction](overview-attack-surface-reduction.md)
 #### [Hardware-based isolation](overview-hardware-based-isolation.md)
-##### [Application Guard](../windows-defender-application-guard/wd-app-guard-overview.md)
-##### [System Guard](how-hardware-based-containers-help-protect-windows.md)
+##### [Application isolation](../windows-defender-application-guard/wd-app-guard-overview.md)
+##### [System isolation](how-hardware-based-containers-help-protect-windows.md)
 #### [Application control](../windows-defender-application-control/windows-defender-application-control.md)
 #### [Exploit protection](../windows-defender-exploit-guard/exploit-protection-exploit-guard.md)
 #### [Network protection](../windows-defender-exploit-guard/network-protection-exploit-guard.md)
@@ -158,7 +158,7 @@
 ## [Configure and manage capabilities](onboard.md)
 ### [Configure attack surface reduction](configure-attack-surface-reduction.md)
 #### [Hardware-based isolation](../windows-defender-application-guard/install-wd-app-guard.md)
-##### [Group Policy settings](../windows-defender-application-guard/configure-wd-app-guard.md) 
+##### Configuration settings](../windows-defender-application-guard/configure-wd-app-guard.md) 
 #### [Application control](../windows-defender-application-control/windows-defender-application-control.md)
 #### [Exploit protection](../windows-defender-exploit-guard/enable-exploit-protection.md)
 ##### [Customize exploit protection](../windows-defender-exploit-guard/customize-exploit-protection.md)