To upload a logo, click the Menu icon and select “Manage Channel.” In a new window, hit the Camera icon. The main design elements of your Telegram channel include a name, bio (brief description), and avatar. Your bio should be: Telegram users themselves will be able to flag and report potentially false content. The optimal dimension of the avatar on Telegram is 512px by 512px, and it’s recommended to use PNG format to deliver an unpixelated avatar. 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.
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