# OCVMax Edit Control

The OCVMax tool supports the OCVMax Edit Control, which supports a subset of the features supported by the OCVMax tool API. Specifically, the edit control does not support the following features:

- Multiple paragraphs

  An OCVMax edit control can contain only one paragraph.

- Multi-line paragraphs

  The paragraph you specify in an OCVMax edit control can contain only a single character string.

- Graphics choices

  The OCVMax edit control supports a fixed set of graphics to display results.

- Tuning run parameters

  You must use the OCVMax tool API to set tuning run parameters.