TLDR: Only one version is working with SSL, either www or non-www, as same as hostname provided while installation. It’s related to Let’s Encrypt SSL installation as written at Docs . So, after launching setup it was asked to enter Hostname for your Discourse? [discourse.example.com]: So, I type…

Problem in installing Let's Encrypt SSL for www and non-www

话题		回复	浏览量
LetsEncrypt working without www, not with www Support	12	1797	2020 年2 月 18 日
SSL working on root, but not on www Support	29	4213	2021 年12 月 30 日
Non www to www without certificate error Installation	14	1784	2022 年2 月 16 日
Making 'www' work with Discourse Support	30	2196	2020 年5 月 15 日
Force non-www to www redirect Support	5	1034	2023 年1 月 27 日