> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://familypro.crisp.help/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# How to Join in Duolingo Family Plan after Purchase?

After your purchase, we will send you an invitation link to your email. The joining process varies by device:

* **Android phone:** Download the Duolingo app, log in, and paste the invitation link into the browser. It will redirect to the Duolingo app, where you can accept the invitation.
* ** iPhone:** Since iPhones cannot redirect, we recommend using a computer browser to join.
* **Computer:** Log into your Duolingo account through the browser, paste the invitation link into the browser, and accept the invitation.

**If you cannot join using these methods, please contact customer service with your Duolingo account and password, and we will assist you.**