diff --git a/ash/webui/camera_app_ui/resources/js/app_window.ts b/ash/webui/camera_app_ui/resources/js/app_window.ts
index ac7c93bb2b12e7..b0fb81575d893d 100644
--- a/ash/webui/camera_app_ui/resources/js/app_window.ts
+++ b/ash/webui/camera_app_ui/resources/js/app_window.ts
@@ -140,8 +140,6 @@ export class AppWindow {
 
   /**
    * Reports error and makes it visible on Tast side.
-   *
-   * @param errorInfo Information of the error.
    */
   reportError(errorInfo: ErrorInfo): void {
     this.errors.push(errorInfo);
diff --git a/ash/webui/camera_app_ui/resources/js/nav.ts b/ash/webui/camera_app_ui/resources/js/nav.ts
index 9909a117c14967..a958bf9d7148f5 100644
--- a/ash/webui/camera_app_ui/resources/js/nav.ts
+++ b/ash/webui/camera_app_ui/resources/js/nav.ts
@@ -155,8 +155,6 @@ export function close(name: ViewName, condition?: unknown): void {
 
 /**
  * Handles key pressed event.
- *
- * @param event Key press event.
  */
 export function onKeyPressed(event: KeyboardEvent): void {
   const key = util.getKeyboardShortcut(event);
@@ -211,8 +209,6 @@ export function layoutShownViews(): void {
 
 /**
  * Returns whether the view is the top view above all shown view.
- *
- * @param name Name of the view.
  */
 export function isTopMostView(name: ViewName): boolean {
   return topmostIndex === findIndex(name);
diff --git a/ash/webui/camera_app_ui/resources/js/spoken_msg.ts b/ash/webui/camera_app_ui/resources/js/spoken_msg.ts
index 05baa51338c71f..5063540de5e8dc 100644
--- a/ash/webui/camera_app_ui/resources/js/spoken_msg.ts
+++ b/ash/webui/camera_app_ui/resources/js/spoken_msg.ts
@@ -18,8 +18,6 @@ export function speak(label: I18nString, ...substitutions: string[]): void {
 
 /**
  * Speaks a message.
- *
- * @param message The message to speak.
  */
 export function speakMessage(message: string): void {
   // TTS speaks changes of on-screen aria-live elements. Force content changes
diff --git a/ash/webui/camera_app_ui/resources/js/util.ts b/ash/webui/camera_app_ui/resources/js/util.ts
index e48b16f95f3b20..7cec3502a9cd5b 100644
--- a/ash/webui/camera_app_ui/resources/js/util.ts
+++ b/ash/webui/camera_app_ui/resources/js/util.ts
@@ -114,7 +114,6 @@ export type KeyboardShortcut =
 /**
  * Returns a shortcut string, such as Ctrl-Alt-A.
  *
- * @param event Keyboard event.
  * @return Shortcut identifier.
  */
 export function getKeyboardShortcut(event: KeyboardEvent): KeyboardShortcut {