With the administration mulling over limiting access to doxxing groups, a prominent Telegram doxxing group apparently went on a "revenge spree." A Hong Kong protester with a petrol bomb. File photo: Dylan Hollingsworth/HKFP. ZDNET RECOMMENDS 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. Unlimited number of subscribers per channel
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