Owners of public groups can enable join requests via Group Info > Edit > Group Type > Who Can Send Messages > select Only Members > enable Approve New Members. Custom Notification Sounds You can also customize your chat background image in “Chat Background” in Chat Settings.
To edit any element’s color, tap on it and then select your desired color. Once you are done editing, tap on Save Theme and your customized theme will be saved and applied. And under Advanced, you can change how much time must pass with no activity before Telegram will automatically delete your account. App Customizing Options and Themes 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.
They offer a great opportunity to reach people directly, sending notifications to their devices with every post. Users can join and leave channels at any time. And once they join a channel, they can see its entire message history. If you're verified on at least two social networks, you can verify your group, channel or bot. Secret chats The encryption is based on 2048-bit RSA encryption, 256-bit symmetric AES encryption, and Diffie–Hellman secure key exchange.
Telegram Schedule Options Now, tap Profile Photo. Now, you have three options:
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