diff --git a/examples/ipynb/colab.ipynb b/examples/ipynb/colab.ipynb
index f983282c2..d351a4b5c 100644
--- a/examples/ipynb/colab.ipynb
+++ b/examples/ipynb/colab.ipynb
@@ -1,24 +1,38 @@
 {
   "cells": [
+    {
+      "cell_type": "markdown",
+      "source": [
+        "## Clone Repo"
+      ],
+      "metadata": {
+        "id": "xYJFXKP9xhQM"
+      }
+    },
     {
       "cell_type": "code",
       "execution_count": null,
       "metadata": {
-        "colab": {
-          "base_uri": "https://localhost:8080/"
-        },
-        "id": "hegwDOfffwzw",
-        "outputId": "1e221210-152b-4f5b-f009-9b9ffec2fa9f"
+        "id": "hegwDOfffwzw"
       },
       "outputs": [],
       "source": [
+        "!cd /content\n",
         "!rm -rf /content/ChatTTS\n",
         "!git clone https://github.com/2noise/ChatTTS.git\n",
         "!pip install -r /content/ChatTTS/requirements.txt\n",
-        "!pip install nemo_text_processing WeTextProcessing\n",
         "!ldconfig /usr/lib64-nvidia"
       ]
     },
+    {
+      "cell_type": "markdown",
+      "source": [
+        "## Import Libs"
+      ],
+      "metadata": {
+        "id": "zdzEFoknxqTH"
+      }
+    },
     {
       "cell_type": "code",
       "execution_count": null,
@@ -28,7 +42,7 @@
       "outputs": [],
       "source": [
         "from dotenv import load_dotenv\n",
-        "load_dotenv(\"sha256.env\")\n",
+        "load_dotenv(\"ChatTTS/sha256.env\")\n",
         "\n",
         "import torch\n",
         "torch._dynamo.config.cache_size_limit = 64\n",
@@ -52,35 +66,17 @@
       "cell_type": "code",
       "execution_count": null,
       "metadata": {
-        "colab": {
-          "base_uri": "https://localhost:8080/",
-          "height": 49,
-          "referenced_widgets": [
-            "c365a95346ec4b09a1e6467bf313baf7",
-            "d79fd51849fd463cb08b83fdb8e5ca0c",
-            "d247683a0a61441b971dfb39062e1fbf",
-            "1da23fc236034f32adcaf6bb2e0e7d80",
-            "4b2126d97c514795ab2a90f7357a203c",
-            "9775ce64008b417fac3edd55b9e999d9",
-            "96c9bb2eff4043b2a5dbd1e3e65375e5",
-            "20aa0031b7bb45bf82443b48b3694166",
-            "67252ea545d64392a1bd6ac40852e65f",
-            "2f920c00bcac4787a0078ee035e97b43",
-            "ba592297ff5347aebae298770a29fb8c"
-          ]
-        },
-        "id": "e0QSkngRbSrg",
-        "outputId": "138ac28b-6a33-4c31-8fe3-8481bb213d02"
+        "id": "e0QSkngRbSrg"
       },
       "outputs": [],
       "source": [
         "chat = ChatTTS.Chat()\n",
         "\n",
         "# Use force_redownload=True if the weights updated.\n",
-        "chat.load_models(force_redownload=True)\n",
+        "chat.load_models(source = 'huggingface')\n",
         "\n",
-        "# If you download the weights manually, set source='locals'.\n",
-        "# chat.load_models(source='local', local_path='YOUR LOCAL PATH')"
+        "# If you download the weights manually, set source='custom'.\n",
+        "# chat.load_models(source='custom', custom_path='YOUR CUSTOM PATH')"
       ]
     },
     {
@@ -105,11 +101,7 @@
       "cell_type": "code",
       "execution_count": null,
       "metadata": {
-        "colab": {
-          "base_uri": "https://localhost:8080/"
-        },
-        "id": "Su9FmUYAbSrh",
-        "outputId": "7c2aa0c1-1f99-4da1-b2e5-bbcb93465d89"
+        "id": "Su9FmUYAbSrh"
       },
       "outputs": [],
       "source": [
@@ -123,12 +115,7 @@
       "cell_type": "code",
       "execution_count": null,
       "metadata": {
-        "colab": {
-          "base_uri": "https://localhost:8080/",
-          "height": 76
-        },
-        "id": "YQRwB8lpbSri",
-        "outputId": "62ca9282-2755-44a5-ffca-c05c5e35ce76"
+        "id": "YQRwB8lpbSri"
       },
       "outputs": [],
       "source": [
@@ -139,12 +126,7 @@
       "cell_type": "code",
       "execution_count": null,
       "metadata": {
-        "colab": {
-          "base_uri": "https://localhost:8080/",
-          "height": 76
-        },
-        "id": "LuFG6m7AbSri",
-        "outputId": "d8e0e3a2-d9fe-44db-e1f4-e2596289270e"
+        "id": "LuFG6m7AbSri"
       },
       "outputs": [],
       "source": [
@@ -164,11 +146,7 @@
       "cell_type": "code",
       "execution_count": null,
       "metadata": {
-        "colab": {
-          "base_uri": "https://localhost:8080/"
-        },
-        "id": "kma0HBEBbSrj",
-        "outputId": "b80b9d2f-8248-41ee-f1d7-eb3bf331ee69"
+        "id": "kma0HBEBbSrj"
       },
       "outputs": [],
       "source": [
@@ -183,12 +161,7 @@
       "cell_type": "code",
       "execution_count": null,
       "metadata": {
-        "colab": {
-          "base_uri": "https://localhost:8080/",
-          "height": 76
-        },
-        "id": "Nl_mT9KpbSrj",
-        "outputId": "1bfcc06a-5246-4d25-fc19-3d125362fa59"
+        "id": "Nl_mT9KpbSrj"
       },
       "outputs": [],
       "source": [
@@ -208,11 +181,7 @@
       "cell_type": "code",
       "execution_count": null,
       "metadata": {
-        "colab": {
-          "base_uri": "https://localhost:8080/"
-        },
-        "id": "Qh7dcWrAbSrk",
-        "outputId": "3b936323-170a-496b-c4c2-6caa97a8d514"
+        "id": "Qh7dcWrAbSrk"
       },
       "outputs": [],
       "source": [
@@ -227,12 +196,7 @@
       "cell_type": "code",
       "execution_count": null,
       "metadata": {
-        "colab": {
-          "base_uri": "https://localhost:8080/",
-          "height": 76
-        },
-        "id": "0ljWDWzabSrk",
-        "outputId": "8ade2469-c226-44ae-c3a7-ff034e2bffbf"
+        "id": "0ljWDWzabSrk"
       },
       "outputs": [],
       "source": [
@@ -252,11 +216,7 @@
       "cell_type": "code",
       "execution_count": null,
       "metadata": {
-        "colab": {
-          "base_uri": "https://localhost:8080/"
-        },
-        "id": "3hAAc0lJbSrl",
-        "outputId": "8dc45586-fb2a-4e81-ee53-0ce6df2fc43a"
+        "id": "3hAAc0lJbSrl"
       },
       "outputs": [],
       "source": [
@@ -269,11 +229,7 @@
       "cell_type": "code",
       "execution_count": null,
       "metadata": {
-        "colab": {
-          "base_uri": "https://localhost:8080/"
-        },
-        "id": "0GVJxhd3BKQX",
-        "outputId": "f1484519-7130-450a-b7d8-09de5fe2ffd1"
+        "id": "0GVJxhd3BKQX"
       },
       "outputs": [],
       "source": [
@@ -284,12 +240,7 @@
       "cell_type": "code",
       "execution_count": null,
       "metadata": {
-        "colab": {
-          "base_uri": "https://localhost:8080/",
-          "height": 76
-        },
-        "id": "ngyMht74BicY",
-        "outputId": "8c7447ad-9ac7-4264-9f53-057d47d43931"
+        "id": "ngyMht74BicY"
       },
       "outputs": [],
       "source": [
@@ -300,11 +251,7 @@
       "cell_type": "code",
       "execution_count": null,
       "metadata": {
-        "colab": {
-          "base_uri": "https://localhost:8080/"
-        },
-        "id": "R2WjuVrWbSrl",
-        "outputId": "0d644cb9-4d65-4147-bd99-d5451439be02"
+        "id": "R2WjuVrWbSrl"
       },
       "outputs": [],
       "source": [
@@ -316,12 +263,7 @@
       "cell_type": "code",
       "execution_count": null,
       "metadata": {
-        "colab": {
-          "base_uri": "https://localhost:8080/",
-          "height": 76
-        },
-        "id": "71Y4pBdl-_Yd",
-        "outputId": "d44fdf1a-c9e8-42ff-ab96-8712986418fa"
+        "id": "71Y4pBdl-_Yd"
       },
       "outputs": [],
       "source": [
@@ -406,354 +348,8 @@
       "nbconvert_exporter": "python",
       "pygments_lexer": "ipython3",
       "version": "3.10.8"
-    },
-    "widgets": {
-      "application/vnd.jupyter.widget-state+json": {
-        "1da23fc236034f32adcaf6bb2e0e7d80": {
-          "model_module": "@jupyter-widgets/controls",
-          "model_module_version": "1.5.0",
-          "model_name": "HTMLModel",
-          "state": {
-            "_dom_classes": [],
-            "_model_module": "@jupyter-widgets/controls",
-            "_model_module_version": "1.5.0",
-            "_model_name": "HTMLModel",
-            "_view_count": null,
-            "_view_module": "@jupyter-widgets/controls",
-            "_view_module_version": "1.5.0",
-            "_view_name": "HTMLView",
-            "description": "",
-            "description_tooltip": null,
-            "layout": "IPY_MODEL_2f920c00bcac4787a0078ee035e97b43",
-            "placeholder": "​",
-            "style": "IPY_MODEL_ba592297ff5347aebae298770a29fb8c",
-            "value": " 11/11 [00:00<00:00, 762.51it/s]"
-          }
-        },
-        "20aa0031b7bb45bf82443b48b3694166": {
-          "model_module": "@jupyter-widgets/base",
-          "model_module_version": "1.2.0",
-          "model_name": "LayoutModel",
-          "state": {
-            "_model_module": "@jupyter-widgets/base",
-            "_model_module_version": "1.2.0",
-            "_model_name": "LayoutModel",
-            "_view_count": null,
-            "_view_module": "@jupyter-widgets/base",
-            "_view_module_version": "1.2.0",
-            "_view_name": "LayoutView",
-            "align_content": null,
-            "align_items": null,
-            "align_self": null,
-            "border": null,
-            "bottom": null,
-            "display": null,
-            "flex": null,
-            "flex_flow": null,
-            "grid_area": null,
-            "grid_auto_columns": null,
-            "grid_auto_flow": null,
-            "grid_auto_rows": null,
-            "grid_column": null,
-            "grid_gap": null,
-            "grid_row": null,
-            "grid_template_areas": null,
-            "grid_template_columns": null,
-            "grid_template_rows": null,
-            "height": null,
-            "justify_content": null,
-            "justify_items": null,
-            "left": null,
-            "margin": null,
-            "max_height": null,
-            "max_width": null,
-            "min_height": null,
-            "min_width": null,
-            "object_fit": null,
-            "object_position": null,
-            "order": null,
-            "overflow": null,
-            "overflow_x": null,
-            "overflow_y": null,
-            "padding": null,
-            "right": null,
-            "top": null,
-            "visibility": null,
-            "width": null
-          }
-        },
-        "2f920c00bcac4787a0078ee035e97b43": {
-          "model_module": "@jupyter-widgets/base",
-          "model_module_version": "1.2.0",
-          "model_name": "LayoutModel",
-          "state": {
-            "_model_module": "@jupyter-widgets/base",
-            "_model_module_version": "1.2.0",
-            "_model_name": "LayoutModel",
-            "_view_count": null,
-            "_view_module": "@jupyter-widgets/base",
-            "_view_module_version": "1.2.0",
-            "_view_name": "LayoutView",
-            "align_content": null,
-            "align_items": null,
-            "align_self": null,
-            "border": null,
-            "bottom": null,
-            "display": null,
-            "flex": null,
-            "flex_flow": null,
-            "grid_area": null,
-            "grid_auto_columns": null,
-            "grid_auto_flow": null,
-            "grid_auto_rows": null,
-            "grid_column": null,
-            "grid_gap": null,
-            "grid_row": null,
-            "grid_template_areas": null,
-            "grid_template_columns": null,
-            "grid_template_rows": null,
-            "height": null,
-            "justify_content": null,
-            "justify_items": null,
-            "left": null,
-            "margin": null,
-            "max_height": null,
-            "max_width": null,
-            "min_height": null,
-            "min_width": null,
-            "object_fit": null,
-            "object_position": null,
-            "order": null,
-            "overflow": null,
-            "overflow_x": null,
-            "overflow_y": null,
-            "padding": null,
-            "right": null,
-            "top": null,
-            "visibility": null,
-            "width": null
-          }
-        },
-        "4b2126d97c514795ab2a90f7357a203c": {
-          "model_module": "@jupyter-widgets/base",
-          "model_module_version": "1.2.0",
-          "model_name": "LayoutModel",
-          "state": {
-            "_model_module": "@jupyter-widgets/base",
-            "_model_module_version": "1.2.0",
-            "_model_name": "LayoutModel",
-            "_view_count": null,
-            "_view_module": "@jupyter-widgets/base",
-            "_view_module_version": "1.2.0",
-            "_view_name": "LayoutView",
-            "align_content": null,
-            "align_items": null,
-            "align_self": null,
-            "border": null,
-            "bottom": null,
-            "display": null,
-            "flex": null,
-            "flex_flow": null,
-            "grid_area": null,
-            "grid_auto_columns": null,
-            "grid_auto_flow": null,
-            "grid_auto_rows": null,
-            "grid_column": null,
-            "grid_gap": null,
-            "grid_row": null,
-            "grid_template_areas": null,
-            "grid_template_columns": null,
-            "grid_template_rows": null,
-            "height": null,
-            "justify_content": null,
-            "justify_items": null,
-            "left": null,
-            "margin": null,
-            "max_height": null,
-            "max_width": null,
-            "min_height": null,
-            "min_width": null,
-            "object_fit": null,
-            "object_position": null,
-            "order": null,
-            "overflow": null,
-            "overflow_x": null,
-            "overflow_y": null,
-            "padding": null,
-            "right": null,
-            "top": null,
-            "visibility": null,
-            "width": null
-          }
-        },
-        "67252ea545d64392a1bd6ac40852e65f": {
-          "model_module": "@jupyter-widgets/controls",
-          "model_module_version": "1.5.0",
-          "model_name": "ProgressStyleModel",
-          "state": {
-            "_model_module": "@jupyter-widgets/controls",
-            "_model_module_version": "1.5.0",
-            "_model_name": "ProgressStyleModel",
-            "_view_count": null,
-            "_view_module": "@jupyter-widgets/base",
-            "_view_module_version": "1.2.0",
-            "_view_name": "StyleView",
-            "bar_color": null,
-            "description_width": ""
-          }
-        },
-        "96c9bb2eff4043b2a5dbd1e3e65375e5": {
-          "model_module": "@jupyter-widgets/controls",
-          "model_module_version": "1.5.0",
-          "model_name": "DescriptionStyleModel",
-          "state": {
-            "_model_module": "@jupyter-widgets/controls",
-            "_model_module_version": "1.5.0",
-            "_model_name": "DescriptionStyleModel",
-            "_view_count": null,
-            "_view_module": "@jupyter-widgets/base",
-            "_view_module_version": "1.2.0",
-            "_view_name": "StyleView",
-            "description_width": ""
-          }
-        },
-        "9775ce64008b417fac3edd55b9e999d9": {
-          "model_module": "@jupyter-widgets/base",
-          "model_module_version": "1.2.0",
-          "model_name": "LayoutModel",
-          "state": {
-            "_model_module": "@jupyter-widgets/base",
-            "_model_module_version": "1.2.0",
-            "_model_name": "LayoutModel",
-            "_view_count": null,
-            "_view_module": "@jupyter-widgets/base",
-            "_view_module_version": "1.2.0",
-            "_view_name": "LayoutView",
-            "align_content": null,
-            "align_items": null,
-            "align_self": null,
-            "border": null,
-            "bottom": null,
-            "display": null,
-            "flex": null,
-            "flex_flow": null,
-            "grid_area": null,
-            "grid_auto_columns": null,
-            "grid_auto_flow": null,
-            "grid_auto_rows": null,
-            "grid_column": null,
-            "grid_gap": null,
-            "grid_row": null,
-            "grid_template_areas": null,
-            "grid_template_columns": null,
-            "grid_template_rows": null,
-            "height": null,
-            "justify_content": null,
-            "justify_items": null,
-            "left": null,
-            "margin": null,
-            "max_height": null,
-            "max_width": null,
-            "min_height": null,
-            "min_width": null,
-            "object_fit": null,
-            "object_position": null,
-            "order": null,
-            "overflow": null,
-            "overflow_x": null,
-            "overflow_y": null,
-            "padding": null,
-            "right": null,
-            "top": null,
-            "visibility": null,
-            "width": null
-          }
-        },
-        "ba592297ff5347aebae298770a29fb8c": {
-          "model_module": "@jupyter-widgets/controls",
-          "model_module_version": "1.5.0",
-          "model_name": "DescriptionStyleModel",
-          "state": {
-            "_model_module": "@jupyter-widgets/controls",
-            "_model_module_version": "1.5.0",
-            "_model_name": "DescriptionStyleModel",
-            "_view_count": null,
-            "_view_module": "@jupyter-widgets/base",
-            "_view_module_version": "1.2.0",
-            "_view_name": "StyleView",
-            "description_width": ""
-          }
-        },
-        "c365a95346ec4b09a1e6467bf313baf7": {
-          "model_module": "@jupyter-widgets/controls",
-          "model_module_version": "1.5.0",
-          "model_name": "HBoxModel",
-          "state": {
-            "_dom_classes": [],
-            "_model_module": "@jupyter-widgets/controls",
-            "_model_module_version": "1.5.0",
-            "_model_name": "HBoxModel",
-            "_view_count": null,
-            "_view_module": "@jupyter-widgets/controls",
-            "_view_module_version": "1.5.0",
-            "_view_name": "HBoxView",
-            "box_style": "",
-            "children": [
-              "IPY_MODEL_d79fd51849fd463cb08b83fdb8e5ca0c",
-              "IPY_MODEL_d247683a0a61441b971dfb39062e1fbf",
-              "IPY_MODEL_1da23fc236034f32adcaf6bb2e0e7d80"
-            ],
-            "layout": "IPY_MODEL_4b2126d97c514795ab2a90f7357a203c"
-          }
-        },
-        "d247683a0a61441b971dfb39062e1fbf": {
-          "model_module": "@jupyter-widgets/controls",
-          "model_module_version": "1.5.0",
-          "model_name": "FloatProgressModel",
-          "state": {
-            "_dom_classes": [],
-            "_model_module": "@jupyter-widgets/controls",
-            "_model_module_version": "1.5.0",
-            "_model_name": "FloatProgressModel",
-            "_view_count": null,
-            "_view_module": "@jupyter-widgets/controls",
-            "_view_module_version": "1.5.0",
-            "_view_name": "ProgressView",
-            "bar_style": "success",
-            "description": "",
-            "description_tooltip": null,
-            "layout": "IPY_MODEL_20aa0031b7bb45bf82443b48b3694166",
-            "max": 11,
-            "min": 0,
-            "orientation": "horizontal",
-            "style": "IPY_MODEL_67252ea545d64392a1bd6ac40852e65f",
-            "value": 11
-          }
-        },
-        "d79fd51849fd463cb08b83fdb8e5ca0c": {
-          "model_module": "@jupyter-widgets/controls",
-          "model_module_version": "1.5.0",
-          "model_name": "HTMLModel",
-          "state": {
-            "_dom_classes": [],
-            "_model_module": "@jupyter-widgets/controls",
-            "_model_module_version": "1.5.0",
-            "_model_name": "HTMLModel",
-            "_view_count": null,
-            "_view_module": "@jupyter-widgets/controls",
-            "_view_module_version": "1.5.0",
-            "_view_name": "HTMLView",
-            "description": "",
-            "description_tooltip": null,
-            "layout": "IPY_MODEL_9775ce64008b417fac3edd55b9e999d9",
-            "placeholder": "​",
-            "style": "IPY_MODEL_96c9bb2eff4043b2a5dbd1e3e65375e5",
-            "value": "Fetching 11 files: 100%"
-          }
-        }
-      }
     }
   },
   "nbformat": 4,
   "nbformat_minor": 0
-}
+}
\ No newline at end of file