How to enable in vscode

I read all the guides still im puzzled how to enable the plugin in vscode.

I execute

`npm install --save-dev --save-exact prettier prettier-plugin-java`

I have the prettier extension installed.

and now ? how can i enable the formatting ? Still my other java formatter is executed by default. _Format Document with..._ action does not detect it.

when i put
```
"[java]": {
"editor.defaultFormatter": "esbenp.prettier-vscode"
},
```
in settings.json

i get


How to link the plugin to formatting action ?