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. Channel login must contain 5-32 characters Telegram has announced a number of measures aiming to tackle the spread of disinformation through its platform in Brazil. These features are part of an agreement between the platform and the country's authorities ahead of the elections in October. Select: Settings – Manage Channel – Administrators – Add administrator. From your list of subscribers, select the correct user. A new window will appear on the screen. Check the rights you’re willing to give to your administrator. The creator of the channel becomes its administrator by default. If you need help managing your channel, you can add more administrators from your subscriber base. You can provide each admin with limited or full rights to manage the channel. For example, you can allow an administrator to publish and edit content while withholding the right to add new subscribers.
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