Tap your profile picture here to see everything you've uploaded in the past. You can scroll across them; tap the Set as Main Photo option that appears on the top-right menu (as three dots on Android or Edit on iPhone) to set an older image as your current profile picture. Open Telegram chat Set Auto-Delete Timer for a Telegram Chat
Send Scheduled and Silent Messages Telegram supports two layers of secure encryption. Cloud Chats use server-client encryption while Secret Chats use an additional layer of client-client encryption. All content is encrypted in the same way — be it media, text, or files. One of the worst parts about messaging apps is that anyone can add you to random groups without your active permission. However, the good part is that Telegram gives you an option to disable it altogether. You can change the desired settings from Settings menu -> Privacy and Security -> Groups -> My Contacts and then select all the Telegram users to “Never Allow”. I can’t tell you how much I love this Telegram trick. Adaptive (Android) or Automatic (iOS): The mode will automatically switch based on the light level around you; you can define the threshold.
Chat Folders Request to join a public group The app is really awesome for me rather than using other Messaging apps for my day-to-day works. It has all the things that meet my requirements. Telegram is kind of a big deal for me.
New user announcement While all Telegram chats are client-server encrypted, default chats are still stored on Telegram's servers. This conveniently allows you to access your messages on multiple devices, but it might raise privacy concerns.
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