diff --git a/ui/main_frame.py b/ui/main_frame.py
index ff4033b..4a08655 100644
--- a/ui/main_frame.py
+++ b/ui/main_frame.py
@@ -33,7 +33,7 @@ class MainFrame(ttk.Frame):
         super().__init__(container, **kwargs)
         self.image_manager = image_manager
 
-        self.columnconfigure(1, weight=1)
+        self.columnconfigure(1, weight=0)
         self.columnconfigure(2, weight=18)
         self.rowconfigure(2, weight=1)
 
diff --git a/ui/menu_bar.py b/ui/menu_bar.py
index 6b6ee2c..5ed9c69 100644
--- a/ui/menu_bar.py
+++ b/ui/menu_bar.py
@@ -1,6 +1,7 @@
 
 import os
 import subprocess
+import threading
 import tkinter as tk
 import webbrowser
 from functools import partial
@@ -54,12 +55,6 @@ class MenuBar(ttk.Frame):
         self.animated_icon_frame.bind("<Button-1>", lambda e: self.updater())
         self.animated_icon.bind("<Button-1>", lambda e: self.updater())
 
-        res = GiteaUpdate.api_down(
-            AppConfig.UPDATE_URL, AppConfig.VERSION, ConfigManager.get(
-                "updates")
-        )
-        self.update_ui_for_update(res)
-
         # Tooltip Menu
         self.tooltip_label = tk.StringVar()
         self.tooltip_update_label()
@@ -91,6 +86,19 @@ class MenuBar(ttk.Frame):
         self.log_btn.grid(column=11, row=0, sticky='e')
         Tooltip(self.log_btn, "Show Log", state_var=self.tooltip_state)
 
+        self.update_thread = threading.Thread(target=self.check_for_updates, daemon=True)
+        self.update_thread.start()
+
+    def check_for_updates(self):
+        """
+        Checks for updates in a separate thread.
+        """
+        res = GiteaUpdate.api_down(
+            AppConfig.UPDATE_URL, AppConfig.VERSION, ConfigManager.get("updates")
+        )
+        # Schedule the UI update in the main thread
+        self.after(0, self.update_ui_for_update, res)
+
     def update_ui_for_update(self, res):
         self.animated_icon_frame.grid_remove()
         self.animated_icon.hide()
diff --git a/ui/tunnel_details.py b/ui/tunnel_details.py
index e4380dc..f0f2b72 100644
--- a/ui/tunnel_details.py
+++ b/ui/tunnel_details.py
@@ -20,7 +20,8 @@ class TunnelDetails(ttk.Frame):
         self.active_frame.rowconfigure(0, weight=1)
 
         self.interface_frame = ttk.LabelFrame(self, text=Msg.STR["interface"])
-        self.interface_frame.grid(column=0, row=1, sticky="nsew", padx=10, pady=5)
+        self.interface_frame.grid(
+            column=0, row=1, sticky="nsew", padx=10, pady=5)
         self.interface_frame.columnconfigure(0, weight=1)
         self.interface_frame.rowconfigure(0, weight=1)
         self.interface_frame.rowconfigure(1, weight=1)
@@ -38,26 +39,35 @@ class TunnelDetails(ttk.Frame):
         self.lb_tunnel = None
         self.color_label()
 
-        self.address_label = ttk.Label(self.interface_frame, textvariable=self.add_var, foreground="#0071ff")
-        self.address_label.grid(column=0, row=0, sticky="nsew", padx=10, pady=(0, 20))
+        self.address_label = ttk.Label(
+            self.interface_frame, textvariable=self.add_var, foreground="#0071ff")
+        self.address_label.grid(
+            column=0, row=0, sticky="ew", padx=10)
         self.address_label.config(font=("Ubuntu", 9))
 
-        self.dns_label = ttk.Label(self.interface_frame, textvariable=self.dns_var, foreground="#0071ff")
-        self.dns_label.grid(column=0, row=1, sticky="nsew", padx=10, pady=(0, 20))
+        self.dns_label = ttk.Label(
+            self.interface_frame, textvariable=self.dns_var, foreground="#0071ff")
+        self.dns_label.grid(column=0, row=1, sticky="ew",
+                            padx=10)
         self.dns_label.config(font=("Ubuntu", 9))
 
-        self.endpoint_label = ttk.Label(self.peer_frame, textvariable=self.enp_var, foreground="#0071ff")
-        self.endpoint_label.grid(column=0, row=0, sticky="nsew", padx=10, pady=(0, 30))
+        self.endpoint_label = ttk.Label(
+            self.peer_frame, textvariable=self.enp_var, foreground="#0071ff")
+        self.endpoint_label.grid(
+            column=0, row=0, sticky="ew", padx=10)
         self.endpoint_label.config(font=("Ubuntu", 9))
 
     def color_label(self):
         if self.lb_tunnel:
             self.lb_tunnel.destroy()
 
-        foreground = "yellow" if ConfigManager.get("theme") != "light" else "green"
-        self.lb_tunnel = ttk.Label(self.active_frame, textvariable=self.str_var, foreground=foreground)
+        foreground = "yellow" if ConfigManager.get(
+            "theme") != "light" else "green"
+        self.lb_tunnel = ttk.Label(
+            self.active_frame, textvariable=self.str_var, foreground=foreground)
         self.lb_tunnel.config(font=("Ubuntu", 11, "bold"))
-        self.lb_tunnel.grid(column=0, row=0, padx=10, pady=(0, 10), sticky="nsew")
+        self.lb_tunnel.grid(column=0, row=0, padx=10,
+                            pady=(0, 10), sticky="ns")
 
     def update_details(self, active_tunnel_name, tunnel_data):
         self.str_var.set(active_tunnel_name)
diff --git a/ui/tunnel_list.py b/ui/tunnel_list.py
index 94838e1..4b4f71d 100644
--- a/ui/tunnel_list.py
+++ b/ui/tunnel_list.py
@@ -27,10 +27,10 @@ class TunnelList(ttk.Frame):
         self.scrollbar.grid(column=1, row=0, sticky="ns")
         self.list_box.configure(yscrollcommand=self.scrollbar.set)
 
-        self.columnconfigure(0, weight=1)
-        self.rowconfigure(0, weight=1)
-        self.list_frame.columnconfigure(0, weight=1)
-        self.list_frame.rowconfigure(0, weight=1)
+        self.columnconfigure(0, weight=5)
+        self.rowconfigure(0, weight=5)
+        self.list_frame.columnconfigure(0, weight=5)
+        self.list_frame.rowconfigure(0, weight=5)
 
     def populate(self, tunnels):
         self.list_box.delete(0, tk.END)