diff --git a/kiauh/core/menus/update_menu.py b/kiauh/core/menus/update_menu.py
index 50aae17..68fcc90 100644
--- a/kiauh/core/menus/update_menu.py
+++ b/kiauh/core/menus/update_menu.py
@@ -17,6 +17,11 @@ from kiauh.modules.klipper.klipper_setup import update_klipper
 from kiauh.modules.klipper.klipper_utils import (
     get_klipper_status,
 )
+from kiauh.modules.mainsail.mainsail_setup import update_mainsail
+from kiauh.modules.mainsail.mainsail_utils import (
+    get_mainsail_local_version,
+    get_mainsail_remote_version,
+)
 from kiauh.modules.moonraker.moonraker_setup import update_moonraker
 from kiauh.modules.moonraker.moonraker_utils import get_moonraker_status
 from kiauh.utils.constants import COLOR_GREEN, RESET_FORMAT, COLOR_YELLOW, COLOR_WHITE
@@ -48,6 +53,8 @@ class UpdateMenu(BaseMenu):
         self.kl_remote = f"{COLOR_WHITE}{RESET_FORMAT}"
         self.mr_local = f"{COLOR_WHITE}{RESET_FORMAT}"
         self.mr_remote = f"{COLOR_WHITE}{RESET_FORMAT}"
+        self.ms_local = f"{COLOR_WHITE}{RESET_FORMAT}"
+        self.ms_remote = f"{COLOR_WHITE}{RESET_FORMAT}"
 
     def print_menu(self):
         self.fetch_update_status()
@@ -67,7 +74,7 @@ class UpdateMenu(BaseMenu):
             |  2) Moonraker         | {self.mr_local:<22} | {self.mr_remote:<22} |
             |                       |               |               |
             | Klipper Webinterface: |---------------|---------------|
-            |  3) Mainsail          |               |               |
+            |  3) Mainsail          | {self.ms_local:<22} | {self.ms_remote:<22} |
             |  4) Fluidd            |               |               |
             |                       |               |               |
             | Touchscreen GUI:      |---------------|---------------|
@@ -96,7 +103,7 @@ class UpdateMenu(BaseMenu):
         update_moonraker()
 
     def update_mainsail(self):
-        print("update_mainsail")
+        update_mainsail()
 
     def update_fluidd(self):
         print("update_fluidd")
@@ -144,3 +151,11 @@ class UpdateMenu(BaseMenu):
         else:
             self.mr_local = f"{COLOR_YELLOW}{self.mr_local}{RESET_FORMAT}"
         self.mr_remote = f"{COLOR_GREEN}{self.mr_remote}{RESET_FORMAT}"
+        # mainsail
+        self.ms_local = get_mainsail_local_version()
+        self.ms_remote = get_mainsail_remote_version()
+        if self.ms_local == self.ms_remote:
+            self.ms_local = f"{COLOR_GREEN}{self.ms_local}{RESET_FORMAT}"
+        else:
+            self.ms_local = f"{COLOR_YELLOW}{self.ms_local}{RESET_FORMAT}"
+        self.ms_remote = f"{COLOR_GREEN}{self.ms_remote}{RESET_FORMAT}"
diff --git a/kiauh/modules/mainsail/mainsail_setup.py b/kiauh/modules/mainsail/mainsail_setup.py
index 4851d50..70f7dc4 100644
--- a/kiauh/modules/mainsail/mainsail_setup.py
+++ b/kiauh/modules/mainsail/mainsail_setup.py
@@ -162,6 +162,13 @@ def download_mainsail() -> None:
         raise
 
 
+def update_mainsail() -> None:
+    Logger.print_status("Updating Mainsail ...")
+    backup_config_json(is_temp=True)
+    download_mainsail()
+    restore_config_json()
+
+
 def download_mainsail_cfg() -> None:
     try:
         Logger.print_status("Downloading mainsail-config ...")
diff --git a/kiauh/modules/mainsail/mainsail_utils.py b/kiauh/modules/mainsail/mainsail_utils.py
index dafc2f7..329dff6 100644
--- a/kiauh/modules/mainsail/mainsail_utils.py
+++ b/kiauh/modules/mainsail/mainsail_utils.py
@@ -11,6 +11,7 @@
 
 import json
 import shutil
+import requests
 from pathlib import Path
 from typing import List
 
@@ -80,3 +81,19 @@ def symlink_webui_nginx_log(klipper_instances: List[Klipper]) -> None:
         desti_error = instance.log_dir.joinpath("mainsail-error.log")
         if not desti_error.exists():
             desti_error.symlink_to(error_log)
+
+
+def get_mainsail_local_version() -> str:
+    relinfo_file = MAINSAIL_DIR.joinpath("release_info.json")
+    if not relinfo_file.is_file():
+        return "-"
+
+    with open(relinfo_file, "r") as f:
+        return json.load(f)["version"]
+
+
+def get_mainsail_remote_version() -> str:
+    url = "https://api.github.com/repos/mainsail-crew/mainsail/tags"
+    response = requests.get(url)
+    data = json.loads(response.text)
+    return data[0]["name"]