To lock a chat go to Settings->Privacy and Security->Passcode Lock and enable it. Once you create a passcode and enable it, you will be able to lock and unlock your chats by tapping on the lock icon at the top right of the app. Color-theme of the app Telegram Messenger Tricks
CLICK HERE FOR MORE A further privacy blunder is that Telegram notifies your contacts when you join it — unless you don’t give it permission to access your contacts. The app doesn’t warn you it’s about to ping your contacts, and that’s a big caveat for those who want to use Telegram to keep a low profile. On desktop applications, chat folders are displays in the sidebar. In the mobile app, these folders are arranged in tabs that can be easily swiped between. That would be lead to provide more benefits when accessing your Telegram chat from different devices you have.
Another great option in groups or channels is being able to pin messages. Tap a message and choose Pin to keep it at the top of the chat, where everyone can easily reference it. Use These Great Telegram Features to Become a Pro Share Your Live Location Chat background
Live location & proximity alerts My Contacts: Allow only your contacts to view your profile.
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