Marketing on Telegram is like walking on a knife's edge. You might have just prepared a perfect marketing script, opened a dialogue box for a potential client, only to find that desperate prompt popping up: "Sorry, you can only send messages to mutual contacts at the moment."
This means you have been "muted"—you cannot proactively message strangers unless they contact you first. For marketers, gray-market practitioners, or advertisers who rely on TG, this is almost equivalent to having their financial path cut off.
In 2026, Telegram's anti-spam algorithm has upgraded again, with AI monitoring becoming even more sensitive. In this article, we will deeply deconstruct the underlying logic of mutual restrictions and provide the most effective strategies for lifting and preventing them today.