How can I get https://www.test.com to redirect to https://test.com when using GitHub pages to host a static website?
I recently enabled TLS (provided by GitHub/Lets
What worked for me:
Change your custom domain to be prefixed with www., like this:
Save the settings and wait until www.example.com resolves and works.
Remove the www. prefix and save again.
Wait for browser and DNS caches to invalidate.
All combinations should lead to https://example.com/ and no SSL error should appear.