diff --git a/packages/installations/__tests__/installations.test.ts b/packages/installations/__tests__/installations.test.ts
index ab8066a796..ee747d85a4 100644
--- a/packages/installations/__tests__/installations.test.ts
+++ b/packages/installations/__tests__/installations.test.ts
@@ -1,6 +1,13 @@
 import { describe, expect, it } from '@jest/globals';
 
-import { firebase, getInstallations, onIdChange } from '../lib';
+import {
+  firebase,
+  getInstallations,
+  deleteInstallations,
+  getId,
+  getToken,
+  onIdChange,
+} from '../lib';
 
 describe('installations()', function () {
   describe('namespace', function () {
@@ -22,23 +29,32 @@ describe('installations()', function () {
   });
 
   describe('modular', function () {
+    it('`getInstallations` function is properly exposed to end user', function () {
+      expect(getInstallations).toBeDefined();
+    });
+
+    it('`deleteInstallations` function is properly exposed to end user', function () {
+      expect(deleteInstallations).toBeDefined();
+    });
+
+    it('`getId` function is properly exposed to end user', function () {
+      expect(getId).toBeDefined();
+    });
+
+    it('`getToken` function is properly exposed to end user', function () {
+      expect(getToken).toBeDefined();
+    });
+
+    it('`onIdChange` function is properly exposed to end user', function () {
+      expect(onIdChange).toBeDefined();
+    });
+
     describe('getInstallations', function () {
       it('returns an instance of Installations', async function () {
         const installations = getInstallations();
         expect(installations).toBeDefined();
         // expect(installations.app).toBeDefined();
       });
-
-      // it('supports multiple apps', async function () {
-      //   const app = firebase.app();
-      //   const secondaryApp = firebase.app('secondaryFromNative');
-
-      //   const installations = getInstallations();
-      //   const installationsForApp = getInstallations(secondaryApp);
-
-      //   expect(installations.app).toEqual(app);
-      //   expect(installationsForApp.app).toEqual(secondaryApp);
-      // });
     });
 
     describe('onIdChange', function () {
diff --git a/packages/installations/lib/modular/index.d.ts b/packages/installations/lib/modular/index.d.ts
index b22f1f1f37..8e493590ac 100644
--- a/packages/installations/lib/modular/index.d.ts
+++ b/packages/installations/lib/modular/index.d.ts
@@ -1,30 +1,29 @@
 import { ReactNativeFirebase } from '@react-native-firebase/app';
 import { FirebaseInstallationsTypes } from '../index';
 
+import FirebaseInstallations = FirebaseInstallationsTypes.Module;
 /**
  * Returns an instance of Installations associated with the given FirebaseApp instance.
  */
 export declare function getInstallations(
   app?: ReactNativeFirebase.FirebaseApp,
-): FirebaseInstallationsTypes.Module;
+): FirebaseInstallations;
 
 /**
  * Deletes the Firebase Installation and all associated data.
  */
-export declare function deleteInstallations(
-  installations?: FirebaseInstallationsTypes.Module,
-): Promise<void>;
+export declare function deleteInstallations(installations?: FirebaseInstallations): Promise<void>;
 
 /**
  * Creates a Firebase Installation if there isn't one for the app and returns the Installation ID.
  */
-export declare function getId(installations: FirebaseInstallationsTypes.Module): Promise<string>;
+export declare function getId(installations: FirebaseInstallations): Promise<string>;
 
 /**
  * Returns a Firebase Installations auth token, identifying the current Firebase Installation.
  */
 export declare function getToken(
-  installations: FirebaseInstallationsTypes.Module,
+  installations: FirebaseInstallations,
   forceRefresh?: boolean,
 ): Promise<string>;
 
@@ -37,6 +36,6 @@ declare type IdChangeUnsubscribeFn = () => void;
  * Sets a new callback that will get called when Installation ID changes. Returns an unsubscribe function that will remove the callback when called.
  */
 export declare function onIdChange(
-  installations: FirebaseInstallationsTypes.Module,
+  installations: FirebaseInstallations,
   callback: IdChangeCallbackFn,
 ): IdChangeUnsubscribeFn;
diff --git a/packages/installations/lib/modular/index.js b/packages/installations/lib/modular/index.js
index 0c83c23c75..7285dbdd20 100644
--- a/packages/installations/lib/modular/index.js
+++ b/packages/installations/lib/modular/index.js
@@ -18,9 +18,9 @@
 import { firebase } from '..';
 
 /**
- * @param {import("@react-native-firebase/app").ReactNativeFirebase.FirebaseApp} app
- * @returns {import("..").FirebaseInstallationsTypes.Module}
+ * @typedef {import('..').FirebaseInstallationsTypes.Module} FirebaseInstallation
  */
+
 export function getInstallations(app) {
   if (app) {
     return firebase.app(app.name).installations();
@@ -29,7 +29,7 @@ export function getInstallations(app) {
 }
 
 /**
- * @param {import("..").FirebaseInstallationsTypes.Module} installations
+ * @param {FirebaseInstallation} installations
  * @returns {Promise<void>}
  */
 export function deleteInstallations(installations) {
@@ -37,7 +37,7 @@ export function deleteInstallations(installations) {
 }
 
 /**
- * @param {import("..").FirebaseInstallationsTypes.Module} installations
+ * @param {FirebaseInstallation} installations
  * @returns {Promise<string>}
  */
 export function getId(installations) {
@@ -45,7 +45,7 @@ export function getId(installations) {
 }
 
 /**
- * @param {import("..").FirebaseInstallationsTypes.Module} installations
+ * @param {FirebaseInstallation} installations
  * @param {boolean | undefined} forceRefresh
  * @returns {Promise<string>}
  */
@@ -54,7 +54,7 @@ export function getToken(installations, forceRefresh) {
 }
 
 /**
- * @param {import("..").FirebaseInstallationsTypes.Module} installations
+ * @param {FirebaseInstallation} installations
  * @param {(string) => void} callback
  * @returns {() => void}
  */