I do not know what to do with this email

Hello, a few days ago I received this email but I am a newbie and I don’t know what to do. I have read the instructions but I still don’t understand what I have to do. Thank you.

" Cloudflare has detected that your configuration is using our Authenticated Origin Pulls feature. Recently, we renewed the certificate that our edge network presents to your origin due to the upcoming expiration of the current certificate on January 11, 2020 .

To ensure uninterrupted service, you need to update your origin server to authenticate with the new authenticated origin pull certificate anytime before January 11, 2020 .

You can find the updated certificate and follow the instructions for updating popular origin servers in this Cloudflare Help Center article: https://support.cloudflare.com/hc/en-us/articles/204899617/

Need help? Please contact us at https://support.cloudflare.com/

Thanks again for choosing Cloudflare!
The Cloudflare Team"

A post was merged into an existing topic: Authenticated Origin Pulls feature