Read now 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 optimal dimension of the avatar on Telegram is 512px by 512px, and it’s recommended to use PNG format to deliver an unpixelated avatar. But a Telegram statement also said: "Any requests related to political censorship or limiting human rights such as the rights to free speech or assembly are not and will not be considered." Members can post their voice notes of themselves screaming. Interestingly, the group doesn’t allow to post anything else which might lead to an instant ban. As of now, there are more than 330 members in the group.
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