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. 1What is Telegram Channels? Content is editable within two days of publishing To edit your name or bio, click the Menu icon and select “Manage Channel.” It’s yet another bloodbath on Satoshi Street. As of press time, Bitcoin (BTC) and the broader cryptocurrency market have corrected another 10 percent amid a massive sell-off. Ethereum (EHT) is down a staggering 15 percent moving close to $1,000, down more than 42 percent on the weekly chart.
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