bank east asia october 20 kowloon 1What is Telegram Channels? Telegram iOS app: In the “Chats” tab, click the new message icon in the right upper corner. Select “New Channel.” 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. You can invite up to 200 people from your contacts to join your channel as the next step. Select the users you want to add and click “Invite.” You can skip this step altogether.
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