1. Overview
You can apply Formatting, Prefix and suffix, and Empty value replacement to fields.

2. FAQ
2.1 Why Does the Year Line Break Not Take Effect?
It currently applies only to Column charts and combination line charts. Other chart components are not supported. If the X-Axis of a Column chart or combination line chart uses a Date field, the year wraps to a new line once year line break is set to On, as shown below: