diff --git a/wirepy.py b/wirepy.py
index e442916..01f18d5 100755
--- a/wirepy.py
+++ b/wirepy.py
@@ -554,7 +554,6 @@ class FrameWidgets(ttk.Frame):
                 read = file.read()
             path_split = filepath.split("/")
             path_split1 = path_split[-1]
-            self.a = Tunnel.active()
 
             if "PrivateKey = " in read and "PublicKey = " in read and "Endpoint =" in read:
                 with open(filepath, "r", encoding="utf-8") as file:
@@ -578,7 +577,7 @@ class FrameWidgets(ttk.Frame):
                                         os.rename(p1, f"/tmp/tlecdcwg/{path_split}")
                                         new_conf = f"/tmp/tlecdcwg/{path_split}"
                                         if self.a != "":
-                                            check_call(["nmcli", "connection", "down", Tunnel.active()])
+                                            check_call(["nmcli", "connection", "down", self.a])
                                             self.reset_fields()
 
                                         subprocess.check_output(["nmcli", "connection", "import", "type",
@@ -589,7 +588,7 @@ class FrameWidgets(ttk.Frame):
                                     else:
                                         shutil.copy(filepath, "/tmp/tlecdcwg/")
                                         if self.a != "":
-                                            check_call(["nmcli", "connection", "down", Tunnel.active()])
+                                            check_call(["nmcli", "connection", "down", self.a])
                                             self.reset_fields()
 
                                         subprocess.check_output(["nmcli", "connection", "import", "type",
@@ -670,11 +669,9 @@ class FrameWidgets(ttk.Frame):
             select_tl = self.l_box.get(select_tunnel[0])
 
             if self.selected_option.get() == 0:
-                with open(set_file, "r", encoding="utf-8") as set_f3:
-                    lines3 = set_f3.readlines()
-                    lines3[7] = "off\n"
-                with open(set_file, "w", encoding="utf-8") as set_f3:
-                    set_f3.writelines(lines3)
+                lines = Path(set_file).read_text(encoding="utf-8").splitlines(keepends=True)
+                lines[7] = 'off\n' 
+                Path(set_file).write_text(''.join(lines), encoding="utf-8")
 
                 tl = Tunnel.list()
 
@@ -682,11 +679,9 @@ class FrameWidgets(ttk.Frame):
                     self.wg_autostart.configure(state="disabled")
 
             if self.selected_option.get() >= 1:
-                with open(set_file, "r", encoding="utf-8") as set_f3:
-                    lines3 = set_f3.readlines()
-                    lines3[7] = select_tl
-                with open(set_file, "w", encoding="utf-8") as set_f3:
-                    set_f3.writelines(lines3)
+                lines = Path(set_file).read_text(encoding="utf-8").splitlines(keepends=True)
+                lines[7] = select_tl
+                Path(set_file).write_text(''.join(lines), encoding="utf-8")
 
         except IndexError:
             self.selected_option.set(1)
@@ -699,14 +694,13 @@ class FrameWidgets(ttk.Frame):
         Set (on), the selected tunnel is displayed in the label.
         At (off) the label is first emptied then filled with No Autoconnect
         """
-        with open(set_file, "r", encoding="utf-8") as set_f4:
-            lines4 = set_f4.readlines()
+        lines = Path(set_file).read_text(encoding="utf-8").splitlines(keepends=True)
 
-        if lines4[7] != "off\n":
-            print(f"{lines4[7]} starts automatically when the system starts.")
+        if lines[7] != "off\n":
+            print(f"{lines[7]} starts automatically when the system starts.")
             self.selected_option.set(1)
             self.autoconnect_var.set("")
-            self.auto_con = lines4[7]
+            self.auto_con = lines[7]
 
         else:
             self.selected_option.set(0)