1
Telegram FAQ - Dokumentasi Resmi
https://telegram.org/faq
2
WhatsApp Help Center - Backup dan Restore Chat History
https://faq.whatsapp.com/589979312881396
3
Change WhatsApp Phone Number Without Losing Data - Tenorshare Guide
https://www.tenorshare.com/whatsapp-tips/change-whatsapp-phone-number-without-losing-data.html
4
WhatsApp Privacy Policy - European Economic Area
https://www.whatsapp.com/legal/privacy-policy-eea
5
WhatsApp Privacy Policy - Global
https://www.whatsapp.com/legal/privacy-policy
6
Reddit Discussion - WhatsApp Image Storage Duration
https://www.reddit.com/r/whatsapp/comments/35ufif/how_long_does_whatsapp_keep_its_images/
7
Signal vs WhatsApp vs Telegram Privacy Comparison - TNW
https://thenextweb.com/news/whatsapp-telegram-signal-privacy-security-comparison
8
Move Telegram Data to New Phone - YouTube Tutorial
https://www.youtube.com/watch?v=FD5dhT55qY8
9
WhatsApp Username Feature - Hindustan Times
https://www.hindustantimes.com/technology/whatsapp-to-let-users-hide-phone-numbers-with-upcoming-username-privacy-feature-101748924967860.html
10
Hide Phone Number on Telegram - Bitdefender Guide
https://www.bitdefender.com/en-gb/blog/hotforsecurity/control-your-privacy-series-how-to-hide-your-phone-number-on-telegram/
11
Reddit Discussion - Why Use WhatsApp vs Telegram
https://www.reddit.com/r/whatsapp/comments/15104qm/why_do_you_use_whatsapp_and_not_telegram_telegram/
12
Telegram vs WhatsApp Privacy Analysis - VPN Overview
https://vpnoverview.com/privacy/apps/telegram-vs-whatsapp/
13
Change Telegram Phone Number Guide - AnyControl
https://anycontrol.app/blog/post/change-and-transfer-data-use-multiple-account-on-telegram