Telegram is a leading cloud-based instant messages platform. It became popular in recent years for its privacy, speed, voice and video quality, and other unmatched features over its main competitor Whatsapp. 5Telegram Channel avatar size/dimensions To upload a logo, click the Menu icon and select “Manage Channel.” In a new window, hit the Camera icon. 2How to set up a Telegram channel? (A step-by-step tutorial)
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