How to create a business channel on Telegram? (Tutorial) A vandalised bank during the 2019 protest. File photo: May James/HKFP. The Channel name and bio must be no more than 255 characters long Hui said the messages, which included urging the disruption of airport operations, were attempts to incite followers to make use of poisonous, corrosive or flammable substances to vandalize police vehicles, and also called on others to make weapons to harm police. To edit your name or bio, click the Menu icon and select “Manage Channel.”
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