diff --git a/INSTALL.md b/INSTALL.md
index aa671d62c..65195d12d 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -6,15 +6,17 @@
 
 3. Install the Visual Studio 2022 re-distributable. You can find it in the `hlu/redist` directory.
 
-4. Install the [.NET SDK which includes the runtime](docs/dotnet-tools.md#installing-the-net-sdk). Make sure to install the latest version as the runtime is updated regularly.
+4. Install the [.NET 6 SDK which includes the runtime](docs/dotnet-tools.md#installing-the-net-sdk). Make sure to install the latest version as the runtime is updated regularly.
 
-5. Run the [ContentInstaller](docs/tools/content-installer.md) tool in a command line window:
+5. Switch Half-Life to the `steam_legacy` branch. The Unified SDK has not been updated to the anniversary version and requires the old version. This is only required during installation; after installation you can switch back to the anniversary version.
+
+6. Run the [ContentInstaller](docs/tools/content-installer.md) tool in a command line window:
 ```bat
 cd "path/to/Half-Life/directory"
 dotnet "hlu/tools/ContentInstaller.dll" --mod-directory hlu
 ```
 
-6. Restart Steam so the game is added to the list of games.
+7. Restart Steam so the game is added to the list of games.
 
 # Running the game
 
diff --git a/README.md b/README.md
index 05439ca21..78da34b23 100644
--- a/README.md
+++ b/README.md
@@ -13,6 +13,8 @@ The goal of the Unified SDK is to allow modders to make mods based on these game
 
 A mod installation is also provided to allow players to play these games with all bug fixes applied. It includes files that are required when making a mod based on this SDK.
 
+The Unified SDK works on the `steam_legacy` and anniversary versions of the game but requires the game to be switched to the `steam_legacy` version during installation. See the installation guide for more information.
+
 > <span style="background-color:orange; color: black">Warning
 > </br>
 > Due to how some SDK features are implemented demos will not work properly. Use an external program like OBS to record the game.</span>
diff --git a/docs/dotnet-tools.md b/docs/dotnet-tools.md
index 7a87835e2..a680b6477 100644
--- a/docs/dotnet-tools.md
+++ b/docs/dotnet-tools.md
@@ -6,7 +6,7 @@ The Unified SDK uses tools written in .NET. These tools are intended to work on
 
 ### Installing the .NET SDK
 
-.NET tools require the .NET SDK.
+.NET tools require the .NET 6 SDK.
 
 You can download the SDK here: https://dotnet.microsoft.com/en-us/download