Cannot use in view

[yiqiang]

basically i installed and change the controller, however it is not appearing in my view

my view
use yii\captcha\Captcha;
field($model, 'captcha')->widget(Captcha::className(),['imageOptions'=>['style'=>'width:100px;height:50px;']]) ?>

it still shows old captcha

[mdmunir]

You need to change your SiteController. Read this https://github.com/mdmsoft/yii2-captcha#usage

[skyq]

Write normal manual !!!