diff --git a/Web_based_UI_for_Stable_Diffusion_colab.ipynb b/Web_based_UI_for_Stable_Diffusion_colab.ipynb
index 3da0d84..a72e18e 100644
--- a/Web_based_UI_for_Stable_Diffusion_colab.ipynb
+++ b/Web_based_UI_for_Stable_Diffusion_colab.ipynb
@@ -265,7 +265,11 @@
     {
       "cell_type": "markdown",
       "source": [
-        "# Config options for Colab instance"
+        "# Config options for Colab instance\n",
+        "> Before running, make sure GPU backend is enabled.\n",
+        "(Unless you plan on generating with Stable Horde)\n",
+        "\n",
+        ">> Runtime -> Change runtime type -> Hardware Accelerator -> GPU (Make sure to  save)"
       ],
       "metadata": {
         "id": "iegma7yteERV"