How to change checkbox border-color in flutter? By default, it is showing black but I want it in grey

How to change checkbox border-color in flutter? By default, it is showing black but I want it in grey.

How do you change the border outline color in flutter?

You can change TextField border color in Flutter, by adding style to the TextField widget. Basically, you provide the styling instructions by using the InputDecoration widget.

How do you change the border thickness in flutter?

To change the color and width of Container's border, use its decoration property. Set decoration property with BoxDecoration() object. Set the border property of BoxDecoration() object, with required color and width as per your applications specifications.

Use this:

Checkbox(
  shape: RoundedRectangleBorder(
    borderRadius: BorderRadius.circular(2.0),
  ),
  side: MaterialStateBorderSide.resolveWith(
      (states) => BorderSide(width: 1.0, color: Colors.red),
  ),
),