How to translate to multiple languages & localize your site
Weglot.com example setup
Paste the snippet in Settings → General → Custom Code →Start of <head> tag. Add some text to your canvas in the origin language and publish.
The published site will now contain a language switcher. On switching you’ll see that all text gets instantly translated. You can see the example site here.
You can go back the administration tool and manage every specific translation (that is automated by default). Notice how it picks up every piece of text on your site.