Open a Telegram chat Schedule Messages To lock a chat go to Settings->Privacy and Security->Passcode Lock and enable it. Once you create a passcode and enable it, you will be able to lock and unlock your chats by tapping on the lock icon at the top right of the app.
With these features, you're ready to become an advanced Telegram user and take full advantage of the app. There are lots of little touches around the app that make it a joy to use, so you may find even more. Premium Premium App Icons In spite of this whooping figure, Telegram is way behind the world’s most popular messaging service, Whatsapp. However, it has all the potential to get over a billion active users. At the same time, all existing features that users have come to expect and rely on for nearly a decade remain free. Moreover, non-premium users will be able to enjoy some of Premium's benefits: for example, download the extra-large documents and view stickers sent by premium users, as well as tap to increase counters on premium reactions that were already added to a message.
Close Customize Your Telegram Open Telegram app -> Settings -> Privacy and Security. Customize Telegram App Icon
Users Custom themes
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