Global Search. Use the search field at the top of your chat list to find people by their usernames, as well as messages or media from all your chats.
Global Search also shows public channels and groups that you are welcome to join.
On iOS, swipe down on your chat list to reveal the search bar.
BY Telegram Tips
Telegram has no known backdoors and, even though it is come in for criticism for using proprietary encryption methods instead of open-source ones, those have yet to be compromised. While no messaging app can guarantee a 100% impermeable defense against determined attackers, Telegram is vulnerabilities are few and either theoretical or based on spoof files fooling users into actively enabling an attack.
Telegram is riding high, adding tens of million of users this year. Now the bill is coming due.Telegram is one of the few significant social-media challengers to Facebook Inc., FB -1.90% on a trajectory toward one billion users active each month by the end of 2022, up from roughly 550 million today.
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