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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. Here, Telegram will give you some information about what happens when you change your number. Basically, all your messages will be moved to the new number and your new number will be automatically added to all your existing Telegram contacts, barring the blocked contacts. It’s way easier then re-sharing your new number with everyone. To change the number, tap on the “Change Number”, enter the new number and follow the process on your screen. Pin Messages in Channels

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. Learn more Set Reminders Your smartphone is the main hub of your private information. You may be sharing a lot of information with your family friends and anyone other using a messaging app.

Perhaps the most important and the best feature of the Telegram app is its security. It is based on the MTProto protocol that is built upon time-tested algorithms. It enables high-speed, reliable message delivery on weak connections. To do this, head over to Telegram settings and choose ‘Folders’. Here you can create as many folders as you want and add both personal chats as well as groups and channels to any of the folders. You can also order the folders you just created, but note that the default ‘All chats’ folder will always be the first one. Users Telegram will now send login codes through email addresses to the users who log out and log in frequently. Users can also Sign in with Apple or Sign in with Google. The company has also added new interfaces and fun animations to Telegram iOS app.

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