diff --git a/windows/security/threat-protection/windows-firewall/TOC.md b/windows/security/threat-protection/windows-firewall/TOC.md
index 34b7c1beb1..0720ca4cc1 100644
--- a/windows/security/threat-protection/windows-firewall/TOC.md
+++ b/windows/security/threat-protection/windows-firewall/TOC.md
@@ -165,6 +165,7 @@
 
 ## [Troubleshooting]()
 ### [Troubleshooting UWP app connectivity issues in Windows Firewall](troubleshooting-uwp-firewall.md)
+### [Firewall Settings Lost on Upgrade](firewall-settings-lost-on-upgrade.md)