diff --git a/README.md b/README.md
index 6b01b4b..976737f 100644
--- a/README.md
+++ b/README.md
@@ -12,13 +12,18 @@ GPU: AD100 or above
 GPU Driver: Version 565.xx or later  
 Virtualization Settings: Enabled in SBIOS - [Instructions to enable virtualization if it is not enabled](https://support.microsoft.com/en-gb/windows/enable-virtualization-on-windows-c5578302-6e43-4b4b-a449-8ced115f58e1)
 
-1. Download the installer from {todo: URL}
-2. Run the installer
-3. Open the Terminal app  
+
+The node can automatically download and run the NVIDIA NIM installer for you when you install the node via ComfyUI Manager.  
+Alternatively you can download and run the the installer from here:  
+https://storage.googleapis.com/comfy-assets/NimSetup.exe
+
+After NIM is installed (via automatic process or manual - note that these steps will be streamlined in future), please perform the following steps:
+
+1. Open the Terminal app  
 ![Search for Terminal in your Start Menu](assets/terminal-startmenu.png)  
-4. Open the NVIDIA-Workbench profile by clicking on the arrow along the top  
+2. Open the NVIDIA-Workbench profile by clicking on the arrow along the top  
 ![Load the NVIDIA-Workbench profile in Terminal](assets/terminal-workbench.png)
-5. Setup NIM directories by running the following commands
+3. Setup NIM directories by running the following commands
 ```
 export LOCAL_NIM_CACHE=~/.cache/nim
 mkdir -p "$LOCAL_NIM_CACHE"
diff --git a/install.py b/install.py
index 4edabbd..d209255 100644
--- a/install.py
+++ b/install.py
@@ -3,7 +3,6 @@ import subprocess
 import requests
 import tempfile
 import shutil
-from tkinter import messagebox
 from tqdm.auto import tqdm
 
 
@@ -41,10 +40,13 @@ def run_installer(installer_path):
 
 
 if os.name == 'nt':
-    if messagebox.askquestion("NIM Installer",
-                              "Do you want to download and run the NVIDIA NIM installer?\n" +
-                              "If you choose not to please ensure you manually setup NVIDIA NIM before attempting to use the node.") == "yes":
-        url = "http://127.0.0.1:8080/NIMSetup.exe" # TODO: Find out this URL
+    import ctypes
+    res = ctypes.windll.user32.MessageBoxW(None, "Do you want to automatically download and run the NVIDIA NIM installer?\n\n" +
+                     "If you choose not to please ensure you manually setup NVIDIA NIM before attempting to use the node.",
+                     "NIM Installer", 4)
+    
+    if res == 6:
+        url = "https://storage.googleapis.com/comfy-assets/NimSetup.exe"
 
         # Download to temp directory so files get deleted
         with tempfile.TemporaryDirectory() as tmpdir: