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دانشگاه فردوسی مشهد Telegram News
Date: | دانشگاه فردوسی مشهد
5Telegram Channel avatar size/dimensions Invite up to 200 users from your contacts to join your channel 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. Your posting frequency depends on the topic of your channel. If you have a news channel, it’s OK to publish new content every day (or even every hour). For other industries, stick with 2-3 large posts a week. To delete a channel with over 1,000 subscribers, you need to contact user support
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