diff --git a/app/actions/share.js b/app/actions/share.js
deleted file mode 100644
index ff4d5a59..00000000
--- a/app/actions/share.js
+++ /dev/null
@@ -1,22 +0,0 @@
-import { SHARE } from './actionsTypes';
-
-export function shareSelectServer(server) {
-	return {
-		type: SHARE.SELECT_SERVER,
-		server
-	};
-}
-
-export function shareSetSettings(settings) {
-	return {
-		type: SHARE.SET_SETTINGS,
-		settings
-	};
-}
-
-export function shareSetUser(user) {
-	return {
-		type: SHARE.SET_USER,
-		user
-	};
-}
diff --git a/app/actions/share.ts b/app/actions/share.ts
new file mode 100644
index 00000000..22e01268
--- /dev/null
+++ b/app/actions/share.ts
@@ -0,0 +1,39 @@
+import { Action } from 'redux';
+
+import { IShareServer, IShareUser, TShareSettings } from '../reducers/share';
+import { SHARE } from './actionsTypes';
+
+interface IShareSelectServer extends Action {
+	server: IShareServer;
+}
+
+interface IShareSetSettings extends Action {
+	settings: TShareSettings;
+}
+
+interface IShareSetUser extends Action {
+	user: IShareUser;
+}
+
+export type TActionsShare = IShareSelectServer & IShareSetSettings & IShareSetUser;
+
+export function shareSelectServer(server: IShareServer): IShareSelectServer {
+	return {
+		type: SHARE.SELECT_SERVER,
+		server
+	};
+}
+
+export function shareSetSettings(settings: TShareSettings): IShareSetSettings {
+	return {
+		type: SHARE.SET_SETTINGS,
+		settings
+	};
+}
+
+export function shareSetUser(user: IShareUser): IShareSetUser {
+	return {
+		type: SHARE.SET_USER,
+		user
+	};
+}
diff --git a/app/definitions/redux/index.ts b/app/definitions/redux/index.ts
index 2154bdfc..723889d9 100644
--- a/app/definitions/redux/index.ts
+++ b/app/definitions/redux/index.ts
@@ -1,23 +1,25 @@
 // ACTIONS
-import { TActionServer } from '../../actions/server';
 import { TActionActiveUsers } from '../../actions/activeUsers';
 import { TActionCustomEmojis } from '../../actions/customEmojis';
 import { TActionEncryption } from '../../actions/encryption';
 import { TActionInviteLinks } from '../../actions/inviteLinks';
 import { IActionRoles } from '../../actions/roles';
 import { TActionSelectedUsers } from '../../actions/selectedUsers';
+import { TActionServer } from '../../actions/server';
 import { IActionSettings } from '../../actions/settings';
+import { TActionsShare } from '../../actions/share';
 import { TActionSortPreferences } from '../../actions/sortPreferences';
 import { TActionUserTyping } from '../../actions/usersTyping';
 // REDUCERS
 import { IActiveUsers } from '../../reducers/activeUsers';
+import { IConnect } from '../../reducers/connect';
 import { IEncryption } from '../../reducers/encryption';
 import { IInviteLinks } from '../../reducers/inviteLinks';
 import { IRoles } from '../../reducers/roles';
 import { ISelectedUsers } from '../../reducers/selectedUsers';
 import { IServer } from '../../reducers/server';
-import { IConnect } from '../../reducers/connect';
 import { ISettings } from '../../reducers/settings';
+import { IShare } from '../../reducers/share';
 
 export interface IApplicationState {
 	settings: ISettings;
@@ -30,7 +32,7 @@ export interface IApplicationState {
 	room: any;
 	rooms: any;
 	sortPreferences: any;
-	share: any;
+	share: IShare;
 	customEmojis: any;
 	activeUsers: IActiveUsers;
 	usersTyping: any;
@@ -52,4 +54,5 @@ export type TApplicationActions = TActionActiveUsers &
 	TActionEncryption &
 	TActionSortPreferences &
 	TActionUserTyping &
+	TActionsShare &
 	TActionServer;
diff --git a/app/reducers/share.js b/app/reducers/share.js
deleted file mode 100644
index 4f2a22a1..00000000
--- a/app/reducers/share.js
+++ /dev/null
@@ -1,29 +0,0 @@
-import { SHARE } from '../actions/actionsTypes';
-
-const initialState = {
-	user: {},
-	server: {},
-	settings: {}
-};
-
-export default function share(state = initialState, action) {
-	switch (action.type) {
-		case SHARE.SELECT_SERVER:
-			return {
-				...state,
-				server: action.server
-			};
-		case SHARE.SET_USER:
-			return {
-				...state,
-				user: action.user
-			};
-		case SHARE.SET_SETTINGS:
-			return {
-				...state,
-				settings: action.settings
-			};
-		default:
-			return state;
-	}
-}
diff --git a/app/reducers/share.test.ts b/app/reducers/share.test.ts
new file mode 100644
index 00000000..851e7ad2
--- /dev/null
+++ b/app/reducers/share.test.ts
@@ -0,0 +1,41 @@
+import { shareSelectServer, shareSetSettings, shareSetUser } from '../actions/share';
+import { mockedStore } from './mockedStore';
+import { initialState } from './share';
+
+describe('test share reducer', () => {
+	it('should return initial state', () => {
+		const state = mockedStore.getState().share;
+		expect(state).toEqual(initialState);
+	});
+
+	it('should return modified store after shareSelectServer', () => {
+		const server = {
+			server: 'https://open.rocket.chat',
+			version: '4.4.0'
+		};
+		mockedStore.dispatch(shareSelectServer(server));
+		const state = mockedStore.getState().share.server;
+		expect(state).toEqual(server);
+	});
+
+	it('should return modified store after shareSetSettings', () => {
+		const settings = {
+			Admin: false
+		};
+		mockedStore.dispatch(shareSetSettings(settings));
+		const state = mockedStore.getState().share.settings;
+		expect(state).toEqual(settings);
+	});
+
+	it('should return modified store after shareSetUser', () => {
+		const user = {
+			id: 'dig-joy',
+			token: 'token',
+			username: 'rocket.chat',
+			roles: ['admin']
+		};
+		mockedStore.dispatch(shareSetUser(user));
+		const state = mockedStore.getState().share.user;
+		expect(state).toEqual(user);
+	});
+});
diff --git a/app/reducers/share.ts b/app/reducers/share.ts
new file mode 100644
index 00000000..b5737eac
--- /dev/null
+++ b/app/reducers/share.ts
@@ -0,0 +1,50 @@
+import { TActionsShare } from '../actions/share';
+import { SHARE } from '../actions/actionsTypes';
+
+export interface IShareServer {
+	server: string;
+	version: string;
+}
+
+export type TShareSettings = Record<string, string | number | boolean>;
+
+export interface IShareUser {
+	id: string;
+	token: string;
+	username: string;
+	roles: string[];
+}
+
+export interface IShare {
+	user: IShareUser | {};
+	server: IShareServer | {};
+	settings: TShareSettings;
+}
+
+export const initialState: IShare = {
+	user: {},
+	server: {},
+	settings: {}
+};
+
+export default function share(state = initialState, action: TActionsShare): IShare {
+	switch (action.type) {
+		case SHARE.SELECT_SERVER:
+			return {
+				...state,
+				server: action.server
+			};
+		case SHARE.SET_USER:
+			return {
+				...state,
+				user: action.user
+			};
+		case SHARE.SET_SETTINGS:
+			return {
+				...state,
+				settings: action.settings
+			};
+		default:
+			return state;
+	}
+}