Telegram desktop app: In the upper left corner, click the Menu icon (the one with three lines). Select “New Channel” from the drop-down menu. The main design elements of your Telegram channel include a name, bio (brief description), and avatar. Your bio should be: Click “Save” ; The imprisonment came as Telegram said it was "surprised" by claims that privacy commissioner Ada Chung Lai-ling is seeking to block the messaging app due to doxxing content targeting police and politicians. 5Telegram Channel avatar size/dimensions
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