diff --git a/doc/quick-install.md b/doc/quick-install.md
index 6f31b3770..9b2b5d720 100644
--- a/doc/quick-install.md
+++ b/doc/quick-install.md
@@ -36,11 +36,15 @@ echo 'deb https://download.jitsi.org stable/' >> /etc/apt/sources.list.d/jitsi-s
 wget -qO -  https://download.jitsi.org/jitsi-key.gpg.key | apt-key add -
 ```
 
-### Generate a Let's Encrypt certificate
+### (optional) Generate a Let's Encrypt certificate
 
 A certificate is required to enable secure communication between conference participants and your service.
 
-To generate a certificate for free using the non-profit [Let's Encrypt](https://letsencrypt.org/) service, run the following command:
+Most conference participants will only be able to join your service if it uses a certificate generated by a trusted [certificate authority](https://en.wikipedia.org/wiki/Certificate_authority).
+
+Jitsi Meet will offer to generate a self-signed certificate for you during installation.  You can accept this offer if you do not have an existing certificate, but some participants may experience difficulty joining your service.
+
+Optionally you can generate a trusted certificate for free using the non-profit [Let's Encrypt](https://letsencrypt.org/) service using the following command:
 
 ```sh
 /usr/share/jitsi-meet/scripts/install-letsencrypt-cert.sh