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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. To enable this go to Settings and choose “Privacy and Security” from the list. Next, tap on “Passcode Lock” under the Security heading, then set your password lock on! Stop Being Added to Random Groups

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. Telegram offers two types of APIs for developers. Both are free of charge. @RateStickerBot – allows you to rate random stickers and discover new sticker sets. Turn on Secret Chat

Create Timestamp for Videos 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. Under the App Icon section, you should see a handful of pre-defined app icons such as Aqua, Sunset, Mono Black, Classic, Classic Black, Filled, and Filled Black. Now, choose a suitable app icon and you are all set! 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.

Let’s say you have enabled the “Slow Mode” and set an interval of 1 minute. Now members in the group can only send one message per minute. A timer will show them how long they have to wait before sending the next message. Pros of switching