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. Slow Mode View Search Results in List View
Custom Theme Your Telegram 3b To do this, choose the items you want to send and tap on the three-dot menu. Now select “send without compression”, and you are good to go. Scheduled: Night mode will start when the sun goes down and turn off when the sun rises again. If you like, you can instead set your own times for it to turn off and on. Telegram offers a few other handy options in chats. You can delete any message by long-pressing it, then hitting the Trash icon that appears. The app lets you delete messages at any time—even messages that the other person sent in a chat.
Perhaps the most important and the best feature of the Telegram app is its security. It is based on the MTProto protocol that is built upon time-tested algorithms. It enables high-speed, reliable message delivery on weak connections. Edit Sent Messages Can Telegram be used on PC? Hide Your ‘Last Seen’ From Certain Users
Send Scheduled and Silent Messages Ultimately though, using Telegram doesn’t necessarily mean your messages are more private or secure than when using WhatsApp or other messaging apps. Server-side data leaks can still happen, and no amount of encryption will help if your end device is already compromised.
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