Telegram Android app: Open the chats list, click the menu icon and select “New Channel.” Don’t publish new content at nighttime. Since not all users disable notifications for the night, you risk inadvertently disturbing them. How to build a private or public channel on Telegram? In the next window, choose the type of your channel. If you want your channel to be public, you need to develop a link for it. In the screenshot below, it’s ”/catmarketing.” If your selected link is unavailable, you’ll need to suggest another option. 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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