diff --git a/.changeset/polite-lies-vanish.md b/.changeset/polite-lies-vanish.md
index f8173c4e474..211f069bbb2 100644
--- a/.changeset/polite-lies-vanish.md
+++ b/.changeset/polite-lies-vanish.md
@@ -3,6 +3,4 @@
 '@firebase/auth': minor
 ---
 
-[feature] Added `ActionCodeSettings.linkDomain` to customize the Firebase Hosting link domain that
-is used in mobile out-of-band email action flows. Also, deprecated
-`ActionCodeSettings.dynamicLinkDomain`.
\ No newline at end of file
+Added `ActionCodeSettings.linkDomain` to customize the Firebase Hosting link domain that is used in mobile out-of-band email action flows. Also, deprecated `ActionCodeSettings.dynamicLinkDomain`.
diff --git a/docs-devsite/auth.actioncodesettings.md b/docs-devsite/auth.actioncodesettings.md
index ffebef8c805..8163d493d50 100644
--- a/docs-devsite/auth.actioncodesettings.md
+++ b/docs-devsite/auth.actioncodesettings.md
@@ -26,7 +26,7 @@ export interface ActionCodeSettings
 |  [dynamicLinkDomain](./auth.actioncodesettings.md#actioncodesettingsdynamiclinkdomain) | string | When multiple custom dynamic link domains are defined for a project, specify which one to use when the link is to be opened via a specified mobile app (for example, <code>example.page.link</code>). |
 |  [handleCodeInApp](./auth.actioncodesettings.md#actioncodesettingshandlecodeinapp) | boolean | When set to true, the action code link will be be sent as a Universal Link or Android App Link and will be opened by the app if installed. |
 |  [iOS](./auth.actioncodesettings.md#actioncodesettingsios) | { bundleId: string; } | Sets the iOS bundle ID. |
-|  [linkDomain](./auth.actioncodesettings.md#actioncodesettingslinkdomain) | string | The optional custom Firebase Hosting domain to use when the link is to be opened via a specified mobile app. The domain must be configured in Firebase Hosting and owned by the project. This cannot be a default hosting domain (web.app or firebaseapp.com). |
+|  [linkDomain](./auth.actioncodesettings.md#actioncodesettingslinkdomain) | string | The optional custom Firebase Hosting domain to use when the link is to be opened via a specified mobile app. The domain must be configured in Firebase Hosting and owned by the project. This cannot be a default Hosting domain (<code>web.app</code> or <code>firebaseapp.com</code>). |
 |  [url](./auth.actioncodesettings.md#actioncodesettingsurl) | string | Sets the link continue/state URL. |
 
 ## ActionCodeSettings.android
@@ -90,7 +90,7 @@ iOS?: {
 
 ## ActionCodeSettings.linkDomain
 
-The optional custom Firebase Hosting domain to use when the link is to be opened via a specified mobile app. The domain must be configured in Firebase Hosting and owned by the project. This cannot be a default hosting domain (web.app or firebaseapp.com).
+The optional custom Firebase Hosting domain to use when the link is to be opened via a specified mobile app. The domain must be configured in Firebase Hosting and owned by the project. This cannot be a default Hosting domain (`web.app` or `firebaseapp.com`<!-- -->).
 
 <b>Signature:</b>
 
@@ -102,7 +102,7 @@ linkDomain?: string;
 
 Sets the link continue/state URL.
 
-This has different meanings in different contexts: - When the link is handled in the web action widgets, this is the deep link in the `continueUrl` query parameter. - When the link is handled in the app directly, this is the `continueUrl` query parameter in the deep link of the Dynamic Link or Hosting Link.
+This has different meanings in different contexts: - When the link is handled in the web action widgets, this is the deep link in the `continueUrl` query parameter. - When the link is handled in the app directly, this is the `continueUrl` query parameter in the deep link of the Dynamic Link or Hosting link.
 
 <b>Signature:</b>
 
diff --git a/packages/auth/src/core/errors.ts b/packages/auth/src/core/errors.ts
index ff012c9ee37..0e7fb53059c 100644
--- a/packages/auth/src/core/errors.ts
+++ b/packages/auth/src/core/errors.ts
@@ -390,8 +390,8 @@ function _debugErrorMap(): ErrorMap<AuthErrorCode> {
     [AuthErrorCode.PASSWORD_DOES_NOT_MEET_REQUIREMENTS]:
       'The password does not meet the requirements.',
     [AuthErrorCode.INVALID_HOSTING_LINK_DOMAIN]:
-      'The provided hosting link domain is not configured in Firebase Hosting or is not owned by ' +
-      'the current project. This cannot be a default hosting domain (web.app or firebaseapp.com).'
+      'The provided Hosting link domain is not configured in Firebase Hosting or is not owned by ' +
+      'the current project. This cannot be a default Hosting domain (`web.app` or `firebaseapp.com`).'
   };
 }
 
diff --git a/packages/auth/src/core/strategies/action_code_settings.test.ts b/packages/auth/src/core/strategies/action_code_settings.test.ts
index 1a14f719e30..09bc672ee06 100644
--- a/packages/auth/src/core/strategies/action_code_settings.test.ts
+++ b/packages/auth/src/core/strategies/action_code_settings.test.ts
@@ -72,7 +72,7 @@ describe('core/strategies/action_code_settings', () => {
     ).to.throw(FirebaseError, '(auth/invalid-dynamic-link-domain)');
   });
 
-  it('should require a non empty hosting link URL', () => {
+  it('should require a non empty Hosting link URL', () => {
     expect(() =>
       _setActionCodeSettingsOnRequest(auth, request, {
         handleCodeInApp: true,
diff --git a/packages/auth/src/model/public_types.ts b/packages/auth/src/model/public_types.ts
index e2af70fa3b5..797f286ecdf 100644
--- a/packages/auth/src/model/public_types.ts
+++ b/packages/auth/src/model/public_types.ts
@@ -504,7 +504,7 @@ export interface ActionCodeSettings {
    * - When the link is handled in the web action widgets, this is the deep link in the
    * `continueUrl` query parameter.
    * - When the link is handled in the app directly, this is the `continueUrl` query parameter in
-   * the deep link of the Dynamic Link or Hosting Link.
+   * the deep link of the Dynamic Link or Hosting link.
    */
   url: string;
   /**
@@ -521,8 +521,8 @@ export interface ActionCodeSettings {
   /**
    * The optional custom Firebase Hosting domain to use when the link is to be opened via
    * a specified mobile app. The domain must be configured in Firebase Hosting and owned
-   * by the project. This cannot be a default hosting domain (web.app or firebaseapp.com).
-   * @defaultValue The default hosting domain will be used (for example, `example.firebaseapp.com`)
+   * by the project. This cannot be a default Hosting domain (`web.app` or `firebaseapp.com`).
+   * @defaultValue The default Hosting domain will be used (for example, `example.firebaseapp.com`)
    */
   linkDomain?: string;
 }