diff --git a/ui/index.html b/ui/index.html
index a32337f9..2e817256 100644
--- a/ui/index.html
+++ b/ui/index.html
@@ -19,7 +19,7 @@
 <div id="container">
     <div id="top-nav">
         <div id="logo">
-            <h1>Stable Diffusion UI <small>v2.4.4 <span id="updateBranchLabel"></span></small></h1>
+            <h1>Stable Diffusion UI <small>v2.4.5 <span id="updateBranchLabel"></span></small></h1>
         </div>
         <div id="server-status">
             <div id="server-status-color">●</div>
@@ -327,7 +327,7 @@
 </div>
 </body>
 
-<script src="media/js/parameters.js?v=8"></script>
+<script src="media/js/parameters.js?v=9"></script>
 <script src="media/js/plugins.js?v=1"></script>
 <script src="media/js/utils.js?v=6"></script>
 <script src="media/js/inpainting-editor.js?v=1"></script>
diff --git a/ui/media/js/parameters.js b/ui/media/js/parameters.js
index e61c4619..77156dde 100644
--- a/ui/media/js/parameters.js
+++ b/ui/media/js/parameters.js
@@ -57,6 +57,13 @@ var PARAMETERS = [
 		note: "plays a sound on task completion",
 		default: true,
 	},
+	{
+		id: "ui_open_browser_on_start",
+		type: ParameterType.checkbox,
+		label: "Open browser on startup",
+		note: "starts the default browser on startup",
+		default: true,
+	},
 	{
 		id: "turbo",
 		type: ParameterType.checkbox,
@@ -158,6 +165,7 @@ let useFullPrecisionField = document.querySelector('#use_full_precision')
 let saveToDiskField = document.querySelector('#save_to_disk')
 let diskPathField = document.querySelector('#diskPath')
 let useBetaChannelField = document.querySelector("#use_beta_channel")
+let uiOpenBrowserOnStartField = document.querySelector("#ui_open_browser_on_start")
 
 let saveSettingsBtn = document.querySelector('#save-system-settings-btn')
 
@@ -186,6 +194,9 @@ async function getAppConfig() {
         if (config.update_branch === 'beta') {
             useBetaChannelField.checked = true
         }
+        if (config.ui && config.ui.open_browser_on_start === false) {
+            uiOpenBrowserOnStartField.checked = false
+        }
 
         console.log('get config status response', config)
     } catch (e) {
@@ -313,6 +324,7 @@ saveSettingsBtn.addEventListener('click', function() {
 
 	changeAppConfig({
         'render_devices': getCurrentRenderDeviceSelection(),
-		'update_branch': updateBranch
+		'update_branch': updateBranch,
+		'ui_open_browser_on_start': uiOpenBrowserOnStartField.checked
     })
 })
diff --git a/ui/server.py b/ui/server.py
index bcbcf038..852dbdf6 100644
--- a/ui/server.py
+++ b/ui/server.py
@@ -24,6 +24,9 @@ APP_CONFIG_DEFAULTS = {
     # auto: selects the cuda device with the most free memory, cuda: use the currently active cuda device.
     'render_devices': 'auto', # valid entries: 'auto', 'cpu' or 'cuda:N' (where N is a GPU index)
     'update_branch': 'main',
+    'ui': {
+        'open_browser_on_start': True,
+    },
 }
 APP_CONFIG_DEFAULT_MODELS = [
     # needed to support the legacy installations
@@ -156,14 +159,19 @@ class SetAppConfigRequest(BaseModel):
     update_branch: str = None
     render_devices: Union[List[str], List[int], str, int] = None
     model_vae: str = None
+    ui_open_browser_on_start: bool = None
 
 @app.post('/app_config')
 async def setAppConfig(req : SetAppConfigRequest):
     config = getConfig()
-    if req.update_branch:
+    if req.update_branch is not None:
         config['update_branch'] = req.update_branch
-    if req.render_devices:
+    if req.render_devices is not None:
         update_render_devices_in_config(config, req.render_devices)
+    if req.ui_open_browser_on_start is not None:
+        if 'ui' not in config:
+            config['ui'] = {}
+        config['ui']['open_browser_on_start'] = req.ui_open_browser_on_start
     try:
         setConfig(config)