diff --git a/assets/translations/de.json b/assets/translations/de.json
index 178cc7d1..af0b004e 100644
--- a/assets/translations/de.json
+++ b/assets/translations/de.json
@@ -176,6 +176,8 @@
 		"version": "Version",
 		"willDoLater": "Mache ich später",
 		"yes": "Ja",
+		"invalidPubKey": "Invalider öffentlicher Schlüssel!",
+		"whatsNostr": "Was ist NOSTR?",
 		"walletLocked": "Wallet gesperrt",
 		"explainer1": "eNuts ist eine treuhänderische Lightning-Wallet, die private und sofortige Transaktionen mit dem Cashu-Protokoll ermöglicht. Ihre Gelder werden von Mints verwaltet, mit denen Sie interagieren, und Ecash wird lokal auf Ihrem Gerät gespeichert.",
 		"explainer2": "Cashu ist ein neues Ecash-Protokoll für treuhänderische Bitcoin-Apps, bei denen Mints nur Lightning-Knoten sind, die Bitcoin-Transaktionen durchführen und Ihnen Ecash zur Verfügung stellen. Seien Sie versichert, die Mints bleiben unwissend über Ihre Ecash-Zahlungen.",
diff --git a/assets/translations/en.json b/assets/translations/en.json
index ac4cd2ef..20b60e63 100644
--- a/assets/translations/en.json
+++ b/assets/translations/en.json
@@ -176,6 +176,8 @@
 		"version": "Version",
 		"willDoLater": "Will do later",
 		"yes": "Yes",
+		"invalidPubKey": "Invalid public key!",
+		"whatsNostr": "What is NOSTR?",
 		"walletLocked": "Wallet locked",
 		"explainer1": "eNuts is a custodial Lightning wallet, allowing private and instant transactions using the Cashu protocol. Your funds are held by mints you interact with, and Ecash is stored locally on your device.",
 		"explainer2": "Cashu is a new Ecash protocol for custodial Bitcoin apps, where mints are Lightning nodes performing Bitcoin transactions and offer you Ecash. Rest assured, the mint remains unaware of your Ecash payments.",
diff --git a/assets/translations/fr.json b/assets/translations/fr.json
index 54137b2c..7494eecd 100644
--- a/assets/translations/fr.json
+++ b/assets/translations/fr.json
@@ -176,6 +176,8 @@
 		"version": "Version",
 		"willDoLater": "Je ferai plus tard",
 		"yes": "Oui",
+		"invalidPubKey": "Clé publique invalide!",
+		"whatsNostr": "C'est quoi NOSTR?",
 		"walletLocked": "Wallet verrouillé",
 		"explainer1": "eNuts est une wallet Lightning sous garde, permettant des transactions privées et instantanées en utilisant le protocole Cashu. Vos fonds sont détenus par des mints avec lesquels vous interagissez, et l'Ecash est stocké localement sur votre appareil.",
 		"explainer2": "Cashu est un nouveau protocole Ecash pour les applications Bitcoin sous garde, où les mints sont des nœuds Lightning facilitant les transactions Bitcoin pour vous offrir de l'Ecash. Soyez rassuré, les mints reste ignorant de vos paiements Ecash.",
diff --git a/src/components/Empty.tsx b/src/components/Empty.tsx
index 27549a45..1a1777af 100644
--- a/src/components/Empty.tsx
+++ b/src/components/Empty.tsx
@@ -2,7 +2,7 @@ import type { RootStackParamList } from '@model/nav'
 import type { NativeStackNavigationProp } from '@react-navigation/native-stack'
 import { useThemeContext } from '@src/context/Theme'
 import { useTranslation } from 'react-i18next'
-import { Image, StyleSheet } from 'react-native'
+import { Image, StyleSheet, TouchableOpacity } from 'react-native'
 
 import { TxtButton } from './Button'
 import Txt from './Txt'
@@ -10,10 +10,12 @@ import Txt from './Txt'
 interface IEmptyProps {
 	txt: string
 	hasOk?: boolean
+	pressable?: boolean
+	onPress?: () => void
 	nav?: NativeStackNavigationProp<RootStackParamList, 'nostrReceive', 'MyStack'>
 }
 
-export default function Empty({ txt, hasOk, nav }: IEmptyProps) {
+export default function Empty({ txt, hasOk, pressable, onPress, nav }: IEmptyProps) {
 	const { t } = useTranslation()
 	const { color } = useThemeContext()
 	return (
@@ -23,10 +25,19 @@ export default function Empty({ txt, hasOk, nav }: IEmptyProps) {
 				// eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
 				source={require('@assets/mixed_forest.png')}
 			/>
-			<Txt
-				txt={txt}
-				styles={[styles.emptyTxt, { color: color.TEXT_SECONDARY, marginBottom: hasOk ? 10 : 0 }]}
-			/>
+			{pressable && onPress ?
+				<TouchableOpacity>
+					<TxtButton
+						txt={txt}
+						onPress={onPress}
+					/>
+				</TouchableOpacity>
+				:
+				<Txt
+					txt={txt}
+					styles={[styles.emptyTxt, { color: color.TEXT_SECONDARY, marginBottom: hasOk ? 10 : 0 }]}
+				/>
+			}
 			{hasOk &&
 				<TxtButton
 					txt={t('backToDashboard')}
diff --git a/src/screens/Addressbook/index.tsx b/src/screens/Addressbook/index.tsx
index ef4c93d8..59c5b3e5 100644
--- a/src/screens/Addressbook/index.tsx
+++ b/src/screens/Addressbook/index.tsx
@@ -1,5 +1,8 @@
 import Button, { TxtButton } from '@comps/Button'
+import Empty from '@comps/Empty'
+import useLoading from '@comps/hooks/Loading'
 import InputAndLabel from '@comps/InputAndLabel'
+import Loading from '@comps/Loading'
 import MyModal from '@comps/modal'
 import Separator from '@comps/Separator'
 import { isIOS } from '@consts'
@@ -22,7 +25,7 @@ import { secureStore, store } from '@store'
 import { SECRET, STORE_KEYS } from '@store/consts'
 import { getCustomMintNames } from '@store/mintStore'
 import { globals } from '@styles'
-import { getStrFromClipboard, isStr } from '@util'
+import { getStrFromClipboard, isStr, openUrl } from '@util'
 import { type Event as NostrEvent, generatePrivateKey, getPublicKey, nip19 } from 'nostr-tools'
 import { useCallback, useEffect, useState } from 'react'
 import { useTranslation } from 'react-i18next'
@@ -51,6 +54,7 @@ export default function AddressbookPage({ navigation, route }: TAddressBookPageP
 		contacts,
 		setContacts
 	} = useNostrContext()
+	const { loading, startLoading, stopLoading } = useLoading()
 	const [, setAlreadySeen] = useState<string[]>([])
 	const [newNpubModal, setNewNpubModal] = useState(false)
 
@@ -184,13 +188,20 @@ export default function AddressbookPage({ navigation, route }: TAddressBookPageP
 		}
 		// paste from clipboard
 		const clipboard = await getStrFromClipboard()
-		if (!clipboard || clipboard === 'null') { return }
+		if (!clipboard) {
+			return
+		}
 		// check if is npub
 		if (clipboard.startsWith('npub')) {
 			setPubKey({ encoded: clipboard, hex: nip19.decode(clipboard).data as string || '' })
 			return
 		}
-		setPubKey({ encoded: nip19.npubEncode(clipboard), hex: clipboard })
+		try {
+			const encoded = nip19.npubEncode(clipboard)
+			setPubKey({ encoded, hex: clipboard })
+		} catch (e) {
+			openPromptAutoClose({ msg: t('invalidPubKey') })
+		}
 	}
 
 	// save npub pasted by user
@@ -286,6 +297,7 @@ export default function AddressbookPage({ navigation, route }: TAddressBookPageP
 	// check if user has nostr data saved previously
 	useEffect(() => {
 		void (async () => {
+			startLoading()
 			const data = await Promise.all([
 				store.get(STORE_KEYS.npub),
 				store.get(STORE_KEYS.npubHex),
@@ -294,6 +306,8 @@ export default function AddressbookPage({ navigation, route }: TAddressBookPageP
 			setPubKey({ encoded: data[0] || '', hex: data[1] || '' })
 			setUserRelays(data[2] || [])
 			initUserData({ hex: data[1] || '', userRelays: data[2] || [] })
+			if (!data[0]) { setNewNpubModal(true) }
+			stopLoading()
 		})()
 		// eslint-disable-next-line react-hooks/exhaustive-deps
 	}, [])
@@ -309,52 +323,66 @@ export default function AddressbookPage({ navigation, route }: TAddressBookPageP
 			<View style={styles.bookHeader}>
 				<ContactsCount />
 			</View>
-			{/* user own profile */}
-			<UserProfile handlePress={handleContactPress} />
-			{/* user contacts */}
-			{contacts.length > 0 &&
-				<View style={[
-					globals(color).wrapContainer,
-					styles.contactsWrap,
-					{ marginBottom: route.params?.isMelt || route.params?.isSendEcash ? marginBottomPayment : marginBottom }
-				]}>
-					<FlashList
-						data={contacts}
-						estimatedItemSize={300}
-						viewabilityConfig={{
-							minimumViewTime: 250,
-							itemVisiblePercentThreshold: 10,
-						}}
-						onViewableItemsChanged={onViewableItemsChanged}
-						keyExtractor={item => item[0]}
-						renderItem={({ item, index }) => (
-							<ContactPreview
-								contact={item}
-								handleContactPress={() => handleContactPress({ contact: item[1], npub: nip19.npubEncode(item[0]) })}
-								handleSend={() => {
-									void handleSend({
-										npub: item[0],
-										name: getNostrUsername(item[1])
-									})
+			{loading ?
+				<View style={styles.loadingWrap}>
+					<Loading />
+				</View>
+				:
+				<>
+					{/* user own profile */}
+					{nutPub && <UserProfile handlePress={handleContactPress} />}
+					{/* user contacts */}
+					{contacts.length > 0 ?
+						<View style={[
+							globals(color).wrapContainer,
+							styles.contactsWrap,
+							{ marginBottom: route.params?.isMelt || route.params?.isSendEcash ? marginBottomPayment : marginBottom }
+						]}>
+							<FlashList
+								data={contacts}
+								estimatedItemSize={300}
+								viewabilityConfig={{
+									minimumViewTime: 250,
+									itemVisiblePercentThreshold: 10,
 								}}
-								isFirst={index === 0}
-								isLast={index === contacts.length - 1}
-								isPayment={route.params?.isMelt || route.params?.isSendEcash}
+								onViewableItemsChanged={onViewableItemsChanged}
+								keyExtractor={item => item[0]}
+								renderItem={({ item, index }) => (
+									<ContactPreview
+										contact={item}
+										handleContactPress={() => handleContactPress({ contact: item[1], npub: nip19.npubEncode(item[0]) })}
+										handleSend={() => {
+											void handleSend({
+												npub: item[0],
+												name: getNostrUsername(item[1])
+											})
+										}}
+										isFirst={index === 0}
+										isLast={index === contacts.length - 1}
+										isPayment={route.params?.isMelt || route.params?.isSendEcash}
+									/>
+								)}
+								ItemSeparatorComponent={() => <Separator style={[styles.contactSeparator]} />}
 							/>
-						)}
-						ItemSeparatorComponent={() => <Separator style={[styles.contactSeparator]} />}
-					/>
-				</View>
+						</View>
+						:
+						<Empty
+							txt={newNpubModal ? '' : t('addOwnLnurl', { ns: NS.addrBook })}
+							pressable={!newNpubModal}
+							onPress={() => setNewNpubModal(true)}
+						/>
+					}
+				</>
 			}
 			{/* Add user npub modal */}
 			<MyModal
 				type='bottom'
 				animation='slide'
-				visible={!nutPub || newNpubModal}
+				visible={newNpubModal}
 				close={() => setNewNpubModal(false)}
 			>
 				<Text style={globals(color).modalHeader}>
-					{t('yourProfile', { ns: NS.addrBook })}
+					{t('addOwnLnurl', { ns: NS.addrBook })}
 				</Text>
 				<InputAndLabel
 					placeholder='NPUB/HEX'
@@ -365,8 +393,9 @@ export default function AddressbookPage({ navigation, route }: TAddressBookPageP
 					isEmptyInput={pubKey.encoded.length < 1}
 				/>
 				<Button
-					txt={t('save')}
-					onPress={() => void handleNewNpub()}
+					outlined
+					txt={t('whatsNostr')}
+					onPress={() => void openUrl('https://nostr-resources.com/')}
 				/>
 				<TxtButton
 					txt={t('cancel')}
@@ -398,6 +427,12 @@ const styles = StyleSheet.create({
 	container: {
 		paddingTop: 0
 	},
+	loadingWrap: {
+		flex: 1,
+		alignItems: 'center',
+		justifyContent: 'center',
+		marginBottom: 100,
+	},
 	bookHeader: {
 		paddingHorizontal: 20,
 		marginBottom: 20,