diff --git a/applications/system/js_app/examples/apps/Scripts/js_examples/gui.js b/applications/system/js_app/examples/apps/Scripts/js_examples/gui.js
index bc63a7ef6..9b7042848 100644
--- a/applications/system/js_app/examples/apps/Scripts/js_examples/gui.js
+++ b/applications/system/js_app/examples/apps/Scripts/js_examples/gui.js
@@ -62,6 +62,12 @@ let views = {
     }),
 };
 
+// Enable illegal filename symbols since we're not choosing filenames, gives more flexibility
+// Not available in all firmwares, good idea to check if it is supported
+if (doesSdkSupport(["gui-textinput-illegalsymbols"])) {
+    views.keyboard.set("illegalSymbols", true);
+}
+
 // demo selector
 eventLoop.subscribe(views.demos.chosen, function (_sub, index, gui, eventLoop, views) {
     if (index === 0) {
@@ -131,8 +137,8 @@ eventLoop.subscribe(gui.viewDispatcher.navigation, function (_sub, _, gui, views
 }, gui, views, eventLoop);
 
 // go to the demo chooser screen when the right key is pressed on the widget screen
-eventLoop.subscribe(views.stopwatchWidget.button, function (_sub, buttonId, gui, views) {
-    if (buttonId === "right")
+eventLoop.subscribe(views.stopwatchWidget.button, function (_sub, buttonEvent, gui, views) {
+    if (buttonEvent.key === "right" && buttonEvent.type === "short")
         gui.viewDispatcher.switchTo(views.demos);
 }, gui, views);
 
diff --git a/applications/system/js_app/examples/apps/Scripts/uart_echo_8e1.js b/applications/system/js_app/examples/apps/Scripts/js_examples/uart_echo_8e1.js
similarity index 100%
rename from applications/system/js_app/examples/apps/Scripts/uart_echo_8e1.js
rename to applications/system/js_app/examples/apps/Scripts/js_examples/uart_echo_8e1.js
diff --git a/applications/system/js_app/modules/js_gui/widget.c b/applications/system/js_app/modules/js_gui/widget.c
index bb2898030..47149b4ac 100644
--- a/applications/system/js_app/modules/js_gui/widget.c
+++ b/applications/system/js_app/modules/js_gui/widget.c
@@ -10,6 +10,11 @@ typedef struct {
 
 #define QUEUE_LEN 2
 
+typedef struct {
+    GuiButtonType key;
+    InputType type;
+} JsWidgetButtonEvent;
+
 /**
  * @brief Parses position (X and Y) from an element declaration object
  */
@@ -101,8 +106,11 @@ static bool element_get_text(struct mjs* mjs, mjs_val_t element, mjs_val_t* text
  * @brief Widget button element callback
  */
 static void js_widget_button_callback(GuiButtonType result, InputType type, JsWidgetCtx* context) {
-    UNUSED(type);
-    furi_check(furi_message_queue_put(context->queue, &result, 0) == FuriStatusOk);
+    JsWidgetButtonEvent event = {
+        .key = result,
+        .type = type,
+    };
+    furi_check(furi_message_queue_put(context->queue, &event, 0) == FuriStatusOk);
 }
 
 #define DESTRUCTURE_OR_RETURN(mjs, child_obj, part, ...) \
@@ -263,25 +271,44 @@ static mjs_val_t js_widget_button_event_transformer(
     FuriMessageQueue* queue,
     JsWidgetCtx* context) {
     UNUSED(context);
-    GuiButtonType btn_type;
-    furi_check(furi_message_queue_get(queue, &btn_type, 0) == FuriStatusOk);
-    const char* btn_name;
-    if(btn_type == GuiButtonTypeLeft) {
-        btn_name = "left";
-    } else if(btn_type == GuiButtonTypeCenter) {
-        btn_name = "center";
-    } else if(btn_type == GuiButtonTypeRight) {
-        btn_name = "right";
+    JsWidgetButtonEvent event;
+    furi_check(furi_message_queue_get(queue, &event, 0) == FuriStatusOk);
+    const char* event_key;
+    if(event.key == GuiButtonTypeLeft) {
+        event_key = "left";
+    } else if(event.key == GuiButtonTypeCenter) {
+        event_key = "center";
+    } else if(event.key == GuiButtonTypeRight) {
+        event_key = "right";
     } else {
         furi_crash();
     }
-    return mjs_mk_string(mjs, btn_name, ~0, false);
+    const char* event_type;
+    if(event.type == InputTypePress) {
+        event_type = "press";
+    } else if(event.type == InputTypeRelease) {
+        event_type = "release";
+    } else if(event.type == InputTypeShort) {
+        event_type = "short";
+    } else if(event.type == InputTypeLong) {
+        event_type = "long";
+    } else if(event.type == InputTypeRepeat) {
+        event_type = "repeat";
+    } else {
+        furi_crash();
+    }
+    mjs_val_t obj = mjs_mk_object(mjs);
+    JS_ASSIGN_MULTI(mjs, obj) {
+        JS_FIELD("key", mjs_mk_string(mjs, event_key, ~0, true));
+        JS_FIELD("type", mjs_mk_string(mjs, event_type, ~0, true));
+    }
+    return obj;
 }
 
 static void* js_widget_custom_make(struct mjs* mjs, Widget* widget, mjs_val_t view_obj) {
     UNUSED(widget);
     JsWidgetCtx* context = malloc(sizeof(JsWidgetCtx));
-    context->queue = furi_message_queue_alloc(QUEUE_LEN, sizeof(GuiButtonType));
+    context->queue = furi_message_queue_alloc(QUEUE_LEN, sizeof(JsWidgetButtonEvent));
     context->contract = (JsEventLoopContract){
         .magic = JsForeignMagic_JsEventLoopContract,
         .object_type = JsEventLoopObjectTypeQueue,
diff --git a/applications/system/js_app/packages/create-fz-app/template/package.json b/applications/system/js_app/packages/create-fz-app/template/package.json
index 211411c73..a7f69cf22 100644
--- a/applications/system/js_app/packages/create-fz-app/template/package.json
+++ b/applications/system/js_app/packages/create-fz-app/template/package.json
@@ -6,7 +6,7 @@
     "start": "npm run build && node node_modules/@darkflippers/fz-sdk-ul/sdk.js upload"
   },
   "devDependencies": {
-    "@darkflippers/fz-sdk-ul": "^0.1",
+    "@next-flip/fz-sdk-mntm": "^0.3",
     "typescript": "^5.6.3"
   }
 }
\ No newline at end of file
diff --git a/applications/system/js_app/packages/fz-sdk/gui/widget.d.ts b/applications/system/js_app/packages/fz-sdk/gui/widget.d.ts
index bf4aab22b..c524c53cb 100644
--- a/applications/system/js_app/packages/fz-sdk/gui/widget.d.ts
+++ b/applications/system/js_app/packages/fz-sdk/gui/widget.d.ts
@@ -58,12 +58,16 @@ type Element = StringMultilineElement
 
 type Props = {};
 type Child = Element;
+declare class ButtonEvent {
+    key: "left" | "center" | "right";
+    type: "press" | "release" | "short" | "long" | "repeat";
+}
 declare class Widget extends View<Props, Child> {
     /**
      * Event source for buttons. Only gets fired if there's a corresponding
      * button element.
      */
-    button: Contract<"left" | "center" | "right">;
+    button: Contract<ButtonEvent>;
 }
 declare class WidgetFactory extends ViewFactory<Props, Child, Widget> { }
 declare const factory: WidgetFactory;
diff --git a/documentation/js/js_gui__widget.md b/documentation/js/js_gui__widget.md
index 9ea3e4dfa..4c922a67c 100644
--- a/documentation/js/js_gui__widget.md
+++ b/documentation/js/js_gui__widget.md
@@ -35,3 +35,20 @@ Elements are objects with properties to define them, in the form `{ element: "ty
 | `rect`             | `x` (number), `y` (number) <br> `w` (number), `h` (number) <br> `radius` (number), `fill` (boolean)                                                                                  | Draw a rectangle, optionally rounded and filled.  |
 | `circle`           | `x` (number), `y` (number) <br> `radius` (number), `fill` (boolean)                                                                                                                  | Draw a circle, optionally filled.                 |
 | `line`             | `x1` (number), `y1` (number) <br> `x2` (number), `y2` (number)                                                                                                                       | Draw a line between 2 points.                     |
+
+## Structures
+
+### ButtonEvent 
+
+Button event information structure.
+
+**Fields**
+
+- key: The key that was pressed (`"left" | "center" | "right"`)
+- type: The type of the event (`"press" | "release" | "short" | "long" | "repeat"`)
+
+## View events
+
+| Item     | Type   | Description                                                                 |
+|----------|--------|-----------------------------------------------------------------------------|
+| `button` | `ButtonEvent`| Fires when the user presses on one of the three possible buttons if there's a corresponding button element. Refer to the `ButtonEvent` structure above for possible values. |
diff --git a/documentation/js/js_serial.md b/documentation/js/js_serial.md
index d06c799ac..c45ae5f74 100644
--- a/documentation/js/js_serial.md
+++ b/documentation/js/js_serial.md
@@ -7,6 +7,7 @@ let serial = require("serial");
 
 ## setup()
 Configure serial port. Should be called before all other methods.
+Automatically disables Expansion module service to prevent interference.
 
 **Parameters**