> For the complete documentation index, see [llms.txt](https://docs.ochats.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.ochats.io/faq/why-i-cannot-receive-incoming-message-from-user.md).

# Why I cannot receive incoming message from user?

It is because the user doesn't click on the opt-in link. Once user clicks on the opt-in link, user will start receiving and sending message with the business.

<figure><img src="/files/SUSHLHhOcw2TuZvgy2aj" alt=""><figcaption></figcaption></figure>