diff --git a/app/containers/SearchHeader.tsx b/app/containers/SearchHeader.tsx
index f79451355..8d3c81416 100644
--- a/app/containers/SearchHeader.tsx
+++ b/app/containers/SearchHeader.tsx
@@ -22,7 +22,7 @@ const styles = StyleSheet.create({
 
 interface ISearchHeaderProps {
 	onSearchChangeText?: (text: string) => void;
-	testID: string;
+	testID?: string;
 }
 
 const SearchHeader = ({ onSearchChangeText, testID }: ISearchHeaderProps): JSX.Element => {
diff --git a/app/definitions/ICannedResponse.ts b/app/definitions/ICannedResponse.ts
new file mode 100644
index 000000000..fcf531c0c
--- /dev/null
+++ b/app/definitions/ICannedResponse.ts
@@ -0,0 +1,31 @@
+export interface IDepartment {
+	_id: string;
+	enabled: boolean;
+	name: string;
+	description: string;
+	showOnRegistration: boolean;
+	showOnOfflineForm: boolean;
+	requestTagBeforeClosingChat: boolean;
+	email: string;
+	chatClosingTags: string[];
+	offlineMessageChannelName: string;
+	maxNumberSimultaneousChat: number;
+	abandonedRoomsCloseCustomMessage: string;
+	waitingQueueMessage: string;
+	departmentsAllowedToForward: string;
+	_updatedAt: Date;
+	numAgents: number;
+	ancestors: string[];
+}
+
+export interface ICannedResponse {
+	_id: string;
+	shortcut: string;
+	text: string;
+	scope: string;
+	tags: string[];
+	createdBy: { _id: string; username: string };
+	userId: string;
+	scopeName: string;
+	departmentId?: string;
+}
diff --git a/app/stacks/types.ts b/app/stacks/types.ts
index aef4d9bf3..002f5e6d7 100644
--- a/app/stacks/types.ts
+++ b/app/stacks/types.ts
@@ -8,6 +8,7 @@ import { IServer } from '../definitions/IServer';
 import { IAttachment } from '../definitions/IAttachment';
 import { IMessage } from '../definitions/IMessage';
 import { ISubscription, SubscriptionType, TSubscriptionModel } from '../definitions/ISubscription';
+import { ICannedResponse } from '../definitions/ICannedResponse';
 
 export type ChatsStackParamList = {
 	RoomsListView: undefined;
@@ -137,12 +138,7 @@ export type ChatsStackParamList = {
 		rid: string;
 	};
 	CannedResponseDetail: {
-		cannedResponse: {
-			shortcut: string;
-			text: string;
-			scopeName: string;
-			tags: string[];
-		};
+		cannedResponse: ICannedResponse;
 		room: ISubscription;
 	};
 };
diff --git a/app/utils/goRoom.ts b/app/utils/goRoom.ts
index e2623a47e..23913496a 100644
--- a/app/utils/goRoom.ts
+++ b/app/utils/goRoom.ts
@@ -44,6 +44,7 @@ export const goRoom = async ({
 	isMasterDetail: boolean;
 	navigationMethod?: any;
 	jumpToMessageId?: string;
+	usedCannedResponse?: string;
 }): Promise<void> => {
 	if (item.t === SubscriptionType.DIRECT && item?.search) {
 		// if user is using the search we need first to join/create room
@@ -54,7 +55,7 @@ export const goRoom = async ({
 				return navigate({
 					item: {
 						rid: result.room._id,
-						name: username,
+						name: username || '',
 						t: SubscriptionType.DIRECT
 					},
 					isMasterDetail,
diff --git a/app/views/CannedResponseDetail.js b/app/views/CannedResponseDetail.tsx
similarity index 80%
rename from app/views/CannedResponseDetail.js
rename to app/views/CannedResponseDetail.tsx
index 67002bbdb..8c42b7aff 100644
--- a/app/views/CannedResponseDetail.js
+++ b/app/views/CannedResponseDetail.tsx
@@ -1,5 +1,6 @@
 import React, { useEffect } from 'react';
-import PropTypes from 'prop-types';
+import { StackNavigationProp } from '@react-navigation/stack';
+import { RouteProp } from '@react-navigation/native';
 import { StyleSheet, Text, View, ScrollView } from 'react-native';
 import { useSelector } from 'react-redux';
 
@@ -13,6 +14,8 @@ import Navigation from '../lib/Navigation';
 import { goRoom } from '../utils/goRoom';
 import { themes } from '../constants/colors';
 import Markdown from '../containers/markdown';
+import { ICannedResponse } from '../definitions/ICannedResponse';
+import { ChatsStackParamList } from '../stacks/types';
 import sharedStyles from './Styles';
 
 const styles = StyleSheet.create({
@@ -68,27 +71,34 @@ const styles = StyleSheet.create({
 	}
 });
 
-const Item = ({ label, content, theme, testID }) =>
+interface IItem {
+	label: string;
+	content?: string;
+	theme: string;
+	testID?: string;
+}
+
+const Item = ({ label, content, theme, testID }: IItem) =>
 	content ? (
 		<View style={styles.item} testID={testID}>
 			<Text accessibilityLabel={label} style={[styles.itemLabel, { color: themes[theme].titleText }]}>
 				{label}
 			</Text>
+			{/* @ts-ignore */}
 			<Markdown style={[styles.itemContent, { color: themes[theme].auxiliaryText }]} msg={content} theme={theme} />
 		</View>
 	) : null;
-Item.propTypes = {
-	label: PropTypes.string,
-	content: PropTypes.string,
-	theme: PropTypes.string,
-	testID: PropTypes.string
-};
 
-const CannedResponseDetail = ({ navigation, route }) => {
+interface ICannedResponseDetailProps {
+	navigation: StackNavigationProp<ChatsStackParamList, 'CannedResponseDetail'>;
+	route: RouteProp<ChatsStackParamList, 'CannedResponseDetail'>;
+}
+
+const CannedResponseDetail = ({ navigation, route }: ICannedResponseDetailProps): JSX.Element => {
 	const { cannedResponse } = route?.params;
 	const { theme } = useTheme();
-	const { isMasterDetail } = useSelector(state => state.app);
-	const { rooms } = useSelector(state => state.room);
+	const { isMasterDetail } = useSelector((state: any) => state.app);
+	const { rooms } = useSelector((state: any) => state.room);
 
 	useEffect(() => {
 		navigation.setOptions({
@@ -96,15 +106,14 @@ const CannedResponseDetail = ({ navigation, route }) => {
 		});
 	}, []);
 
-	const navigateToRoom = item => {
+	const navigateToRoom = (item: ICannedResponse) => {
 		const { room } = route.params;
-		const { name, username } = room;
+		const { name } = room;
 		const params = {
 			rid: room.rid,
 			name: RocketChat.getRoomTitle({
 				t: room.t,
-				fname: name,
-				name: username
+				fname: name
 			}),
 			t: room.t,
 			roomUserId: RocketChat.getUidDirectMessage(room),
@@ -115,7 +124,7 @@ const CannedResponseDetail = ({ navigation, route }) => {
 			// if it's on master detail layout, we close the modal and replace RoomView
 			if (isMasterDetail) {
 				Navigation.navigate('DrawerNavigator');
-				goRoom({ item: params, isMasterDetail, usedCannedResponse: item.text });
+				goRoom({ item: params, isMasterDetail });
 			} else {
 				let navigate = navigation.push;
 				// if this is a room focused
@@ -163,9 +172,4 @@ const CannedResponseDetail = ({ navigation, route }) => {
 	);
 };
 
-CannedResponseDetail.propTypes = {
-	navigation: PropTypes.object,
-	route: PropTypes.object
-};
-
 export default CannedResponseDetail;
diff --git a/app/views/CannedResponsesListView/CannedResponseItem.js b/app/views/CannedResponsesListView/CannedResponseItem.tsx
similarity index 77%
rename from app/views/CannedResponsesListView/CannedResponseItem.js
rename to app/views/CannedResponsesListView/CannedResponseItem.tsx
index cc5f3c39a..d81e0e366 100644
--- a/app/views/CannedResponsesListView/CannedResponseItem.js
+++ b/app/views/CannedResponsesListView/CannedResponseItem.tsx
@@ -1,14 +1,31 @@
 import React from 'react';
-import PropTypes from 'prop-types';
 import { View, Text } from 'react-native';
-
 import Touchable from 'react-native-platform-touchable';
+
 import { themes } from '../../constants/colors';
 import Button from '../../containers/Button';
 import I18n from '../../i18n';
 import styles from './styles';
 
-const CannedResponseItem = ({ theme, onPressDetail, shortcut, scope, onPressUse, text, tags }) => (
+interface ICannedResponseItem {
+	theme: string;
+	onPressDetail: () => void;
+	shortcut: string;
+	scope: string;
+	onPressUse: () => void;
+	text: string;
+	tags: string[];
+}
+
+const CannedResponseItem = ({
+	theme,
+	onPressDetail = () => {},
+	shortcut,
+	scope,
+	onPressUse = () => {},
+	text,
+	tags
+}: ICannedResponseItem): JSX.Element => (
 	<Touchable onPress={onPressDetail} style={[styles.wrapCannedItem, { backgroundColor: themes[theme].messageboxBackground }]}>
 		<>
 			<View style={styles.cannedRow}>
@@ -43,19 +60,4 @@ const CannedResponseItem = ({ theme, onPressDetail, shortcut, scope, onPressUse,
 	</Touchable>
 );
 
-CannedResponseItem.propTypes = {
-	theme: PropTypes.string,
-	onPressDetail: PropTypes.func,
-	shortcut: PropTypes.string,
-	scope: PropTypes.string,
-	onPressUse: PropTypes.func,
-	text: PropTypes.string,
-	tags: PropTypes.array
-};
-
-CannedResponseItem.defaultProps = {
-	onPressDetail: () => {},
-	onPressUse: () => {}
-};
-
 export default CannedResponseItem;
diff --git a/app/views/CannedResponsesListView/Dropdown/DropdownItem.js b/app/views/CannedResponsesListView/Dropdown/DropdownItem.js
deleted file mode 100644
index 85b9aa703..000000000
--- a/app/views/CannedResponsesListView/Dropdown/DropdownItem.js
+++ /dev/null
@@ -1,44 +0,0 @@
-import React from 'react';
-import PropTypes from 'prop-types';
-import { StyleSheet, Text, View } from 'react-native';
-
-import { themes } from '../../../constants/colors';
-import { withTheme } from '../../../theme';
-import Touch from '../../../utils/touch';
-import { CustomIcon } from '../../../lib/Icons';
-import sharedStyles from '../../Styles';
-
-export const ROW_HEIGHT = 44;
-
-const styles = StyleSheet.create({
-	container: {
-		paddingVertical: 11,
-		height: ROW_HEIGHT,
-		paddingHorizontal: 16,
-		flexDirection: 'row',
-		alignItems: 'center'
-	},
-	text: {
-		flex: 1,
-		fontSize: 16,
-		...sharedStyles.textRegular
-	}
-});
-
-const DropdownItem = React.memo(({ theme, onPress, iconName, text }) => (
-	<Touch theme={theme} onPress={onPress} style={{ backgroundColor: themes[theme].backgroundColor }}>
-		<View style={styles.container}>
-			<Text style={[styles.text, { color: themes[theme].auxiliaryText }]}>{text}</Text>
-			{iconName ? <CustomIcon name={iconName} size={22} color={themes[theme].auxiliaryText} /> : null}
-		</View>
-	</Touch>
-));
-
-DropdownItem.propTypes = {
-	text: PropTypes.string,
-	iconName: PropTypes.string,
-	theme: PropTypes.string,
-	onPress: PropTypes.func
-};
-
-export default withTheme(DropdownItem);
diff --git a/app/views/CannedResponsesListView/Dropdown/DropdownItem.tsx b/app/views/CannedResponsesListView/Dropdown/DropdownItem.tsx
new file mode 100644
index 000000000..ebae90378
--- /dev/null
+++ b/app/views/CannedResponsesListView/Dropdown/DropdownItem.tsx
@@ -0,0 +1,46 @@
+import React from 'react';
+import { StyleSheet, Text, View } from 'react-native';
+
+import { themes } from '../../../constants/colors';
+import { useTheme } from '../../../theme';
+import Touch from '../../../utils/touch';
+import { CustomIcon } from '../../../lib/Icons';
+import sharedStyles from '../../Styles';
+
+export const ROW_HEIGHT = 44;
+
+const styles = StyleSheet.create({
+	container: {
+		paddingVertical: 11,
+		height: ROW_HEIGHT,
+		paddingHorizontal: 16,
+		flexDirection: 'row',
+		alignItems: 'center'
+	},
+	text: {
+		flex: 1,
+		fontSize: 16,
+		...sharedStyles.textRegular
+	}
+});
+
+interface IDropdownItem {
+	text: string;
+	iconName: string | null;
+	onPress: () => void;
+}
+
+const DropdownItem = React.memo(({ onPress, iconName, text }: IDropdownItem) => {
+	const { theme } = useTheme();
+
+	return (
+		<Touch theme={theme} onPress={onPress} style={{ backgroundColor: themes[theme].backgroundColor }}>
+			<View style={styles.container}>
+				<Text style={[styles.text, { color: themes[theme].auxiliaryText }]}>{text}</Text>
+				{iconName ? <CustomIcon name={iconName} size={22} color={themes[theme].auxiliaryText} /> : null}
+			</View>
+		</Touch>
+	);
+});
+
+export default DropdownItem;
diff --git a/app/views/CannedResponsesListView/Dropdown/DropdownItemFilter.js b/app/views/CannedResponsesListView/Dropdown/DropdownItemFilter.tsx
similarity index 57%
rename from app/views/CannedResponsesListView/Dropdown/DropdownItemFilter.js
rename to app/views/CannedResponsesListView/Dropdown/DropdownItemFilter.tsx
index d4e457805..a2d68c528 100644
--- a/app/views/CannedResponsesListView/Dropdown/DropdownItemFilter.js
+++ b/app/views/CannedResponsesListView/Dropdown/DropdownItemFilter.tsx
@@ -1,9 +1,15 @@
 import React from 'react';
-import PropTypes from 'prop-types';
 
+import { IDepartment } from '../../../definitions/ICannedResponse';
 import DropdownItem from './DropdownItem';
 
-const DropdownItemFilter = ({ currentDepartment, value, onPress }) => (
+interface IDropdownItemFilter {
+	currentDepartment: IDepartment;
+	value: IDepartment;
+	onPress: (value: IDepartment) => void;
+}
+
+const DropdownItemFilter = ({ currentDepartment, value, onPress }: IDropdownItemFilter): JSX.Element => (
 	<DropdownItem
 		text={value?.name}
 		iconName={currentDepartment?._id === value?._id ? 'check' : null}
@@ -11,10 +17,4 @@ const DropdownItemFilter = ({ currentDepartment, value, onPress }) => (
 	/>
 );
 
-DropdownItemFilter.propTypes = {
-	currentDepartment: PropTypes.object,
-	value: PropTypes.string,
-	onPress: PropTypes.func
-};
-
 export default DropdownItemFilter;
diff --git a/app/views/CannedResponsesListView/Dropdown/DropdownItemHeader.js b/app/views/CannedResponsesListView/Dropdown/DropdownItemHeader.js
deleted file mode 100644
index 4f1f2b68f..000000000
--- a/app/views/CannedResponsesListView/Dropdown/DropdownItemHeader.js
+++ /dev/null
@@ -1,15 +0,0 @@
-import React from 'react';
-import PropTypes from 'prop-types';
-
-import DropdownItem from './DropdownItem';
-
-const DropdownItemHeader = ({ department, onPress }) => (
-	<DropdownItem text={department?.name} iconName='filter' onPress={onPress} />
-);
-
-DropdownItemHeader.propTypes = {
-	department: PropTypes.object,
-	onPress: PropTypes.func
-};
-
-export default DropdownItemHeader;
diff --git a/app/views/CannedResponsesListView/Dropdown/DropdownItemHeader.tsx b/app/views/CannedResponsesListView/Dropdown/DropdownItemHeader.tsx
new file mode 100644
index 000000000..ecfa95e8a
--- /dev/null
+++ b/app/views/CannedResponsesListView/Dropdown/DropdownItemHeader.tsx
@@ -0,0 +1,15 @@
+import React from 'react';
+
+import { IDepartment } from '../../../definitions/ICannedResponse';
+import DropdownItem from './DropdownItem';
+
+interface IDropdownItemHeader {
+	department: IDepartment;
+	onPress: () => void;
+}
+
+const DropdownItemHeader = ({ department, onPress }: IDropdownItemHeader): JSX.Element => (
+	<DropdownItem text={department?.name} iconName='filter' onPress={onPress} />
+);
+
+export default DropdownItemHeader;
diff --git a/app/views/CannedResponsesListView/Dropdown/index.js b/app/views/CannedResponsesListView/Dropdown/index.tsx
similarity index 72%
rename from app/views/CannedResponsesListView/Dropdown/index.js
rename to app/views/CannedResponsesListView/Dropdown/index.tsx
index e2735e5c5..d723bc4c8 100644
--- a/app/views/CannedResponsesListView/Dropdown/index.js
+++ b/app/views/CannedResponsesListView/Dropdown/index.tsx
@@ -1,31 +1,30 @@
 import React from 'react';
-import PropTypes from 'prop-types';
 import { Animated, Easing, FlatList, TouchableWithoutFeedback } from 'react-native';
 import { withSafeAreaInsets } from 'react-native-safe-area-context';
 
 import styles from '../styles';
 import { themes } from '../../../constants/colors';
 import { withTheme } from '../../../theme';
-import { headerHeight } from '../../../containers/Header';
 import * as List from '../../../containers/List';
+import { IDepartment } from '../../../definitions/ICannedResponse';
 import DropdownItemFilter from './DropdownItemFilter';
 import DropdownItemHeader from './DropdownItemHeader';
 import { ROW_HEIGHT } from './DropdownItem';
 
 const ANIMATION_DURATION = 200;
 
-class Dropdown extends React.Component {
-	static propTypes = {
-		isMasterDetail: PropTypes.bool,
-		theme: PropTypes.string,
-		insets: PropTypes.object,
-		currentDepartment: PropTypes.object,
-		onClose: PropTypes.func,
-		onDepartmentSelected: PropTypes.func,
-		departments: PropTypes.array
-	};
+interface IDropdownProps {
+	theme?: string;
+	currentDepartment: IDepartment;
+	onClose: () => void;
+	onDepartmentSelected: (value: IDepartment) => void;
+	departments: IDepartment[];
+}
 
-	constructor(props) {
+class Dropdown extends React.Component<IDropdownProps> {
+	private animatedValue: Animated.Value;
+
+	constructor(props: IDropdownProps) {
 		super(props);
 		this.animatedValue = new Animated.Value(0);
 	}
@@ -50,16 +49,15 @@ class Dropdown extends React.Component {
 	};
 
 	render() {
-		const { isMasterDetail, insets, theme, currentDepartment, onDepartmentSelected, departments } = this.props;
-		const statusBarHeight = insets?.top ?? 0;
-		const heightDestination = isMasterDetail ? headerHeight + statusBarHeight : 0;
+		const { theme, currentDepartment, onDepartmentSelected, departments } = this.props;
+		const heightDestination = 0;
 		const translateY = this.animatedValue.interpolate({
 			inputRange: [0, 1],
 			outputRange: [-300, heightDestination] // approximated height of the component when closed/open
 		});
 		const backdropOpacity = this.animatedValue.interpolate({
 			inputRange: [0, 1],
-			outputRange: [0, themes[theme].backdropOpacity]
+			outputRange: [0, themes[theme!].backdropOpacity]
 		});
 
 		const maxRows = 5;
@@ -70,7 +68,7 @@ class Dropdown extends React.Component {
 						style={[
 							styles.backdrop,
 							{
-								backgroundColor: themes[theme].backdropColor,
+								backgroundColor: themes[theme!].backdropColor,
 								opacity: backdropOpacity,
 								top: heightDestination
 							}
@@ -82,8 +80,8 @@ class Dropdown extends React.Component {
 						styles.dropdownContainer,
 						{
 							transform: [{ translateY }],
-							backgroundColor: themes[theme].backgroundColor,
-							borderColor: themes[theme].separatorColor
+							backgroundColor: themes[theme!].backgroundColor,
+							borderColor: themes[theme!].separatorColor
 						}
 					]}>
 					<DropdownItemHeader department={currentDepartment} onPress={this.close} />
diff --git a/app/views/CannedResponsesListView/index.js b/app/views/CannedResponsesListView/index.tsx
similarity index 83%
rename from app/views/CannedResponsesListView/index.js
rename to app/views/CannedResponsesListView/index.tsx
index f9f515deb..3c7b0dc9f 100644
--- a/app/views/CannedResponsesListView/index.js
+++ b/app/views/CannedResponsesListView/index.tsx
@@ -1,9 +1,9 @@
 import React, { useEffect, useState, useCallback } from 'react';
-import PropTypes from 'prop-types';
 import { FlatList } from 'react-native';
 import { useSelector } from 'react-redux';
 import { useSafeAreaInsets } from 'react-native-safe-area-context';
-import { HeaderBackButton } from '@react-navigation/stack';
+import { RouteProp } from '@react-navigation/native';
+import { HeaderBackButton, StackNavigationOptions, StackNavigationProp } from '@react-navigation/stack';
 
 import database from '../../lib/database';
 import I18n from '../../i18n';
@@ -26,6 +26,9 @@ import CannedResponseItem from './CannedResponseItem';
 import Dropdown from './Dropdown';
 import DropdownItemHeader from './Dropdown/DropdownItemHeader';
 import styles from './styles';
+import { ICannedResponse, IDepartment } from '../../definitions/ICannedResponse';
+import { ChatsStackParamList } from '../../stacks/types';
+import { ISubscription } from '../../definitions/ISubscription';
 
 const COUNT = 25;
 
@@ -42,14 +45,19 @@ const fixedScopes = [
 		_id: 'user',
 		name: I18n.t('Private')
 	}
-];
+] as IDepartment[];
 
-const CannedResponsesListView = ({ navigation, route }) => {
-	const [room, setRoom] = useState(null);
+interface ICannedResponsesListViewProps {
+	navigation: StackNavigationProp<ChatsStackParamList, 'CannedResponsesListView'>;
+	route: RouteProp<ChatsStackParamList, 'CannedResponsesListView'>;
+}
 
-	const [cannedResponses, setCannedResponses] = useState([]);
-	const [cannedResponsesScopeName, setCannedResponsesScopeName] = useState([]);
-	const [departments, setDepartments] = useState([]);
+const CannedResponsesListView = ({ navigation, route }: ICannedResponsesListViewProps): JSX.Element => {
+	const [room, setRoom] = useState<ISubscription | null>(null);
+
+	const [cannedResponses, setCannedResponses] = useState<ICannedResponse[]>([]);
+	const [cannedResponsesScopeName, setCannedResponsesScopeName] = useState<ICannedResponse[]>([]);
+	const [departments, setDepartments] = useState<IDepartment[]>([]);
 
 	// states used by the filter in Header and Dropdown
 	const [isSearching, setIsSearching] = useState(false);
@@ -65,8 +73,8 @@ const CannedResponsesListView = ({ navigation, route }) => {
 
 	const insets = useSafeAreaInsets();
 	const { theme } = useTheme();
-	const { isMasterDetail } = useSelector(state => state.app);
-	const { rooms } = useSelector(state => state.room);
+	const { isMasterDetail } = useSelector((state: any) => state.app);
+	const { rooms } = useSelector((state: any) => state.room);
 
 	const getRoomFromDb = async () => {
 		const { rid } = route.params;
@@ -93,21 +101,22 @@ const CannedResponsesListView = ({ navigation, route }) => {
 		}
 	}, 300);
 
-	const goToDetail = item => {
-		navigation.navigate('CannedResponseDetail', { cannedResponse: item, room });
+	const goToDetail = (item: ICannedResponse) => {
+		if (room) {
+			navigation.navigate('CannedResponseDetail', { cannedResponse: item, room });
+		}
 	};
 
-	const navigateToRoom = item => {
+	const navigateToRoom = (item: ICannedResponse) => {
 		if (!room) {
 			return;
 		}
-		const { name, username } = room;
+		const { name } = room;
 		const params = {
 			rid: room.rid,
 			name: RocketChat.getRoomTitle({
 				t: room.t,
-				fname: name,
-				name: username
+				fname: name
 			}),
 			t: room.t,
 			roomUserId: RocketChat.getUidDirectMessage(room),
@@ -118,7 +127,7 @@ const CannedResponsesListView = ({ navigation, route }) => {
 			// if it's on master detail layout, we close the modal and replace RoomView
 			if (isMasterDetail) {
 				Navigation.navigate('DrawerNavigator');
-				goRoom({ item: params, isMasterDetail, usedCannedResponse: item.text });
+				goRoom({ item: params, isMasterDetail });
 			} else {
 				let navigate = navigation.push;
 				// if this is a room focused
@@ -130,7 +139,17 @@ const CannedResponsesListView = ({ navigation, route }) => {
 		}
 	};
 
-	const getListCannedResponse = async ({ text, department, depId, debounced }) => {
+	const getListCannedResponse = async ({
+		text,
+		department,
+		depId,
+		debounced
+	}: {
+		text: string;
+		department: string;
+		depId: string;
+		debounced: boolean;
+	}) => {
 		try {
 			const res = await RocketChat.getListCannedResponse({
 				text,
@@ -188,13 +207,13 @@ const CannedResponsesListView = ({ navigation, route }) => {
 		setOffset(0);
 	};
 
-	const onChangeText = text => {
+	const onChangeText = (text: string) => {
 		newSearch();
 		setSearchText(text);
 		searchCallback(text, scope, departmentId);
 	};
 
-	const onDepartmentSelect = value => {
+	const onDepartmentSelect = (value: IDepartment) => {
 		let department = '';
 		let depId = '';
 
@@ -225,7 +244,7 @@ const CannedResponsesListView = ({ navigation, route }) => {
 		await getListCannedResponse({ text: searchText, department: scope, depId: departmentId, debounced: false });
 	};
 
-	const getHeader = () => {
+	const getHeader = (): StackNavigationOptions => {
 		if (isSearching) {
 			const headerTitlePosition = getHeaderTitlePosition({ insets, numIconsRight: 1 });
 			return {
@@ -235,7 +254,7 @@ const CannedResponsesListView = ({ navigation, route }) => {
 						<HeaderButton.Item
 							iconName='close'
 							onPress={() => {
-								onChangeText();
+								onChangeText('');
 								setIsSearching(false);
 							}}
 						/>
@@ -250,7 +269,7 @@ const CannedResponsesListView = ({ navigation, route }) => {
 			};
 		}
 
-		const options = {
+		const options: StackNavigationOptions = {
 			headerLeft: () => (
 				<HeaderBackButton labelVisible={false} onPress={() => navigation.pop()} tintColor={themes[theme].headerTintColor} />
 			),
@@ -355,9 +374,4 @@ const CannedResponsesListView = ({ navigation, route }) => {
 	);
 };
 
-CannedResponsesListView.propTypes = {
-	navigation: PropTypes.object,
-	route: PropTypes.object
-};
-
 export default CannedResponsesListView;
diff --git a/app/views/CannedResponsesListView/styles.js b/app/views/CannedResponsesListView/styles.ts
similarity index 97%
rename from app/views/CannedResponsesListView/styles.js
rename to app/views/CannedResponsesListView/styles.ts
index d9b8f580c..f0e971867 100644
--- a/app/views/CannedResponsesListView/styles.js
+++ b/app/views/CannedResponsesListView/styles.ts
@@ -13,7 +13,7 @@ export default StyleSheet.create({
 		borderBottomWidth: StyleSheet.hairlineWidth
 	},
 	backdrop: {
-		...StyleSheet.absoluteFill
+		...StyleSheet.absoluteFillObject
 	},
 	wrapCannedItem: {
 		minHeight: 117,