Here in this topic we learn about how to enable SSL (https) on Joomla latest version
1. Login to Joomla administration panel
2. Click on Control Panel
3. Select Global Configuration
4. Click on Server tab
5. Choose "Entire website" from force SSL to secure your full website
6. Click on Save.
Now check your website
Note: Before enable SSL in Joomla website you need to buy an SSL.
a rigorous process includes sometimes the verification of your business
that will be verified by trusted certificate authority.
Do contact us at email@example.com to purchase SSL for your domain.