The encryption is based on 2048-bit RSA encryption, 256-bit symmetric AES encryption, and Diffie–Hellman secure key exchange. To create your own theme, tap the three-dot button (Android) or go to Chat Themes (iOS) and choose Create new theme. Here, you can create your own look if you don't like any of the default options. Digital Stickers allow you to express yourself better and in a more fun way. Since they are bigger, more detailed, and frequency animated, they make up for the expressiveness and gesture that can get lost in text conversations.
Create Channel Color-theme of the app 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. In fact, Telegram has solved the issue with its Secret Chat feature.
So you want to quickly send a GIF or a YouTube link without leaving the Telegram app? Just type @gif or @youtube and enter your search query. Instantly, you will find the desired results in the chat screen itself. That’s absolutely great and we love to see this kind of deep third-party integration with popular services. Here, Telegram will give you some information about what happens when you change your number. Basically, all your messages will be moved to the new number and your new number will be automatically added to all your existing Telegram contacts, barring the blocked contacts. It’s way easier then re-sharing your new number with everyone. To change the number, tap on the “Change Number”, enter the new number and follow the process on your screen. Launch the Telegram app on your iPhone or Android device -> navigate to the Settings and choose Devices. Premium No Ads
There's also a hidden menu that appears when you long-press on the Send button. Choose Schedule message to delay sending until a time in the future. You can also tap Send When Online to send the message when the other person is next active on Telegram. Terminate old sessions
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