Read now Avoid compound hashtags that consist of several words. If you have a hashtag like #marketingnewsinusa, split it into smaller hashtags: “#marketing, #news, #usa. Invite up to 200 users from your contacts to join your channel To upload a logo, click the Menu icon and select “Manage Channel.” In a new window, hit the Camera icon. 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.
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