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Released on 6th December on 9.2 or higher versions of Telegram update
To register you have to get buy Block chain anonymous number. This helps to protect your phone number and get security key.
Buy Anonymous Blockchain number from Fragment
Use Telegram's officion coin (TON). Can buy for $16 or 9 TON
Download or Update to Latest version
Buy the blockchain number and sign up without sim and add the number
Use it without being spammed and get huge security.