Flavien DELANGLE

Your example only seems to be broken with Moment, with Day.js it seems to work fine. I found a very similar comment in an issue of the `moment` repo: https://github.com/moment/moment/issues/4743#issuecomment-422567232...

Hi, Which time should people see ? Should it be the UTC time or a fixed timezone (the one of the country in which your company is for example) ?...

If you are using dayjs or moment, you should be able to already use UTC, the doc [is here](https://mui.com/x/react-date-pickers/adapters-locale/#use-utc-dates) :+1:

> I love https://www.youtube.com/watch?v=-5wpm-gesOY joy This one is a classic But the good news here is that we don't implement all this logic, we just let the date library do...

If you pass `format="YYYY-MM-DD"` to your picker (the exact format might vary depending on your date library), it should not change based on the locale setting.

Are we still talking about the Date Picker components exposed by our packages? Not sure to understand the link with the HTML5 date element.

Hi, You can find detailed explanation on how to open a PR on our repo on [this page](https://github.com/mui/mui-x/blob/master/CONTRIBUTING.md) for the few things that are specific to this repo, and on...