diff --git a/docs/8.0/ayanova/docs/ops-upgrade-windows-iis.md b/docs/8.0/ayanova/docs/ops-upgrade-windows-iis.md
index 99e8f77e..ddbe9acb 100644
--- a/docs/8.0/ayanova/docs/ops-upgrade-windows-iis.md
+++ b/docs/8.0/ayanova/docs/ops-upgrade-windows-iis.md
@@ -24,6 +24,20 @@ Stop the AyaNova site in the IIS manager:
 
 ![image stop IIS site](img/ops-upgrade-windows-iis-stop-site.png)
 
+### 3.5\. Pre-upgrade step
+
+If your current AyaNova version is older than 8.2.0 there is an extra step before the normal upgrade script process below.
+
+AyaNova 8.2.0 switched to .NET 8 LTS from the prior used .NET 6 LTS and it must be installed **BEFORE** continuing to the next step.
+
+Install ASP.NET Core Runtime
+
+**Warning** Microsoft provides several different links to asp.net core downloads; the one you **must** choose is the link labelled "Hosting bundle".
+
+Download the ASP.NET Core **Hosting bundle** runtime here [https://dotnet.microsoft.com/en-us/download/dotnet/8.0](https://dotnet.microsoft.com/en-us/download/dotnet/8.0).
+
+Run the installer and take the defaults to conclusion then proceed to the next step.
+
 ### 4\. Setup
 
 Run the setup file downloaded in step 2 above.
diff --git a/docs/8.0/ayanova/docs/ops-upgrade-windows-lan.md b/docs/8.0/ayanova/docs/ops-upgrade-windows-lan.md
index cd29bf5a..25a626d9 100644
--- a/docs/8.0/ayanova/docs/ops-upgrade-windows-lan.md
+++ b/docs/8.0/ayanova/docs/ops-upgrade-windows-lan.md
@@ -24,6 +24,20 @@ To shut down the AyaNova server cleanly use the AyaNova web app form accessed fr
 
 Alternatively you can force close AyaNova using the ctrl-c key combination in the AyaNova launcher window.
 
+### 3.5\. Pre-upgrade step
+
+If your current AyaNova version is older than 8.2.0 (8.1.5 or older) there is an extra step before the normal upgrade script process below.
+
+AyaNova 8.2.0 switched to .NET 8 LTS from the prior used .NET 6 LTS and it must be installed **BEFORE** continuing to the next step.
+
+Install ASP.NET Core Runtime
+
+**Warning** Microsoft provides several different links to asp.net core downloads; the one you **must** choose is the link labelled "Hosting bundle".
+
+Download the ASP.NET Core **Hosting bundle** runtime here [https://dotnet.microsoft.com/en-us/download/dotnet/8.0](https://dotnet.microsoft.com/en-us/download/dotnet/8.0).
+
+Run the installer and take the defaults to conclusion then proceed to the next step.
+
 ### 4\. Setup
 
 Run the setup file downloaded in step 2 above.