If you’re using Telegram with the calls, secret chats feature, which provides end-to-end encryption for your messages, You can also be locking down the app itself with a passcode, PIN, or password automatically. Whatever your reasons for using Telegram, it's a solid messaging app. It makes for a great alternative to WhatsApp and SMS messaging, and Telegram is well worth using, especially if you can persuade your friends to join. Also, it enables you to send the current location as well. But live location is much more valuable because it’s easy to find your friend or someone in a wide range of situations.
Secret Chats Telegram also supports hashtags. If you tap a hashtag, you can search across all of your activate chats for it. This makes it easy to find messages in the future or categorize information for yourself. Send Silent Messages Telegram allows you to manage the device storage: you can choose to delete media (photos, videos, and other files) shared on the app. All files will be deleted from your device after the specified duration, but they will stay in the Telegram cloud forever, so you can re-download them when you need them again. There is also an option to delete the cache and local database.
To change the number you use with Telegram, open Settings (which is inside the left menu on Android). On iPhone, in the next menu, tap Edit in the top-right corner. This step isn't necessary on Android. 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. Change Phone Numbers 1b Telegram Night Mode Schedule
Bot API: lets you build programs that use Telegram messages for an interface. You don’t need to have knowledge of MTProto encryption protocol. The intermediary server will handle all communication and encryption with Telegram API for you. Keep Alive
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