define set the fields to translatable in the schema configuration of each component. Once you configured the languages you should see a language switch like in the following screenshot.
where can I get the schema configuration of each component?
I also download this link to try,
as I click the link , the content is the same, but the language didn’t change.
thank so much!
You need to get into the schema definition. That can be done by pressing the “Define schema” button that will lead you to the list of the fields that are part of the schema. There you choose the field that you want to change: