diff --git a/designcter/_utils.py b/designcter/_utils.py
index 1a4116d..5999145 100644
--- a/designcter/_utils.py
+++ b/designcter/_utils.py
@@ -1,5 +1,23 @@
+import os
+
 def bool_yesno(x: bool) -> str:
     return "Yes" if x else "No"
 
 def dash_if_blank(x: str) -> str:
-    return "-" if x == "" else x
\ No newline at end of file
+    return "-" if x == "" else x
+
+
+def newlineFormatOS(text):
+    """
+    Adjusts the newline characters in the given text to match the operating system's format.
+    
+    Parameters:
+    text (str): The input text with newlines.
+
+    Returns:
+    str: The text with adjusted newline characters.
+    """
+    if os.name == 'nt':  # Windows
+        return text.replace('\n', '\r\n')
+    else:  # macOS and other Unix-based systems
+        return text.replace('\r\n', '\n')
diff --git a/designcter/design.py b/designcter/design.py
index 90ddd35..28ee60c 100644
--- a/designcter/design.py
+++ b/designcter/design.py
@@ -1,7 +1,7 @@
 import datetime
 from ._designTemp import design_template
 from .proto import protocols
-from ._utils import bool_yesno
+from ._utils import bool_yesno, newlineFormatOS
 
 
 
@@ -46,5 +46,7 @@ def design_ct(protocol_id: str,
         ref_phy_name_text = ref_phy_name,
         ref_phy_tel_text = ref_phy_tel
     )
+    # Format newline for macOS or Windows
+    str_design_fmt = newlineFormatOS(str_design)
     
-    return str_design
\ No newline at end of file
+    return str_design_fmt
\ No newline at end of file
diff --git a/dev/testing.ipynb b/dev/testing.ipynb
index 8de2165..0ccf5aa 100644
--- a/dev/testing.ipynb
+++ b/dev/testing.ipynb
@@ -31,6 +31,81 @@
     "## Main Test"
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": 6,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "'Exam: CTWA\\nProtocol name: Routine WA\\n- Venous (whole)\\n- Delay (liver)\\nContrast route: Oral (limited water), Rectal (water)\\nNPO time: -\\neGFR (03/06/2024): -\\nRenal premed: -\\nAllergy premed: -\\nPregnancy: Yes\\nET tube: No\\nC1: No\\nPrecaution: -\\nSpecial instructions: -\\nRef physician name: -\\nRef physician tel: -\\n'"
+      ]
+     },
+     "execution_count": 6,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "e1 = designcter.design_ct(\"ct_wa_routine\", pregnancy=True)\n",
+    "e1"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "### Newline Problem Fix"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 5,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import os\n",
+    "\n",
+    "def newlineFormatOS(text):\n",
+    "    \"\"\"\n",
+    "    Adjusts the newline characters in the given text to match the operating system's format.\n",
+    "    \n",
+    "    Parameters:\n",
+    "    text (str): The input text with newlines.\n",
+    "\n",
+    "    Returns:\n",
+    "    str: The text with adjusted newline characters.\n",
+    "    \"\"\"\n",
+    "    if os.name == 'nt':  # Windows\n",
+    "        return text.replace('\\n', '\\r\\n')\n",
+    "    else:  # macOS and other Unix-based systems\n",
+    "        return text.replace('\\r\\n', '\\n')\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 9,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "'Hello \\r\\n world'"
+      ]
+     },
+     "execution_count": 9,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "newlineFormatOS(\"Hello \\n world\")\n",
+    "newlineFormatOS(\"Hello \\r\\n world\")\n",
+    "\n",
+    "\"Hello \\n world\".replace('\\n', '\\r\\n')\n"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": 2,
@@ -46,11 +121,12 @@
       "- Delay (liver)\n",
       "Contrast route: Oral (limited water), Rectal (water)\n",
       "NPO time: -\n",
-      "eGFR (23/05/2024): -\n",
+      "eGFR (03/06/2024): -\n",
       "Renal premed: -\n",
       "Allergy premed: -\n",
       "Pregnancy: Yes\n",
       "ET tube: No\n",
+      "C1: No\n",
       "Precaution: -\n",
       "Special instructions: -\n",
       "Ref physician name: -\n",
diff --git a/main.py b/main.py
index 2a7fdf6..bdf58b2 100644
--- a/main.py
+++ b/main.py
@@ -191,8 +191,8 @@ def theme_changed(e):
     # Page Size
     page.window_min_width = 780
     page.window_width = 780
-    page.window_min_height = 790
-    page.window_height = 790
+    page.window_min_height = 800
+    page.window_height = 800
     # App Bar
     page.appbar = ft.CupertinoAppBar(
         leading=ft.Icon(ft.icons.PALETTE),