diff --git a/package-lock.json b/package-lock.json
index 6b9dd45..3d0341a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1762,7 +1762,7 @@
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     "browserify-aes": {
       "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/browserify-aes/-/browserify-aes-1.2.0.tgz",
+      "resolved": "http://registry.npmjs.org/browserify-aes/-/browserify-aes-1.2.0.tgz",
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       "dev": true,
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@@ -1799,7 +1799,7 @@
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     "browserify-rsa": {
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-      "resolved": "https://registry.npmjs.org/browserify-rsa/-/browserify-rsa-4.0.1.tgz",
+      "resolved": "http://registry.npmjs.org/browserify-rsa/-/browserify-rsa-4.0.1.tgz",
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@@ -2531,7 +2531,7 @@
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-      "resolved": "https://registry.npmjs.org/create-hash/-/create-hash-1.2.0.tgz",
+      "resolved": "http://registry.npmjs.org/create-hash/-/create-hash-1.2.0.tgz",
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@@ -2544,7 +2544,7 @@
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-      "resolved": "https://registry.npmjs.org/create-hmac/-/create-hmac-1.1.7.tgz",
+      "resolved": "http://registry.npmjs.org/create-hmac/-/create-hmac-1.1.7.tgz",
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@@ -3184,7 +3184,7 @@
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     "diffie-hellman": {
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-      "resolved": "https://registry.npmjs.org/diffie-hellman/-/diffie-hellman-5.0.3.tgz",
+      "resolved": "http://registry.npmjs.org/diffie-hellman/-/diffie-hellman-5.0.3.tgz",
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@@ -7761,7 +7761,7 @@
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@@ -8341,7 +8341,7 @@
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@@ -10275,7 +10275,7 @@
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-      "resolved": "https://registry.npmjs.org/sha.js/-/sha.js-2.4.11.tgz",
+      "resolved": "http://registry.npmjs.org/sha.js/-/sha.js-2.4.11.tgz",
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       "dev": true,
       "requires": {
diff --git a/src/components/Alert/index.tsx b/src/components/Alert/index.tsx
new file mode 100644
index 0000000..c3286be
--- /dev/null
+++ b/src/components/Alert/index.tsx
@@ -0,0 +1,45 @@
+import * as React from 'react'
+import classnames from 'classnames'
+import { Icon } from '@components'
+import { BaseComponentProps } from '@models'
+import './style.scss'
+
+interface AlertProps extends BaseComponentProps {
+    message?: string
+    type?: 'success' | 'info' | 'warning' | 'error'
+    inside?: boolean
+}
+
+export class Alert extends React.Component<AlertProps, {}> {
+
+    static defaultProps: AlertProps = {
+        message: '',
+        type: 'info',
+        inside: false
+    }
+
+    iconMap = {
+        success: 'check',
+        info: 'info',
+        warning: 'info',
+        error: 'close'
+    }
+
+    render () {
+        const { message, type, inside, children, className, style } = this.props
+
+        return (
+            <div className={classnames('alert', `alert-${inside ? 'note' : 'box'}-${type}`, className)} style={style}>
+                <span className="alert-icon">
+                    <Icon type={this.iconMap[type]} size={26} />
+                </span>
+                {
+                    message
+                        ? <p className="alert-message">{message}</p>
+                        : <div className="alert-message">{children}</div>
+                }
+            </div>
+        )
+    }
+
+}
diff --git a/src/components/Alert/style.scss b/src/components/Alert/style.scss
new file mode 100644
index 0000000..aad9d40
--- /dev/null
+++ b/src/components/Alert/style.scss
@@ -0,0 +1,97 @@
+@import '~@styles/variables';
+
+$iconSize: 20px;
+$borderWidth: 4px;
+
+@mixin box ($color) {
+    background: linear-gradient(135deg, darken($color, 5%), $color);
+    box-shadow: 0 2px 8px rgba($color: darken($color, 5%), $alpha: 0.3);
+
+    .alert-icon > i {
+        color: $color;
+    }
+}
+
+@mixin note ($color) {
+    background: rgba($color: $color, $alpha: 0.05);
+    border-radius: 1px 4px 4px 1px;
+    border-left: 2px solid $color;
+    box-shadow: 0 2px 8px rgba($color: darken($color, 5%), $alpha: 0.3);
+
+    .alert-icon {
+        background: $color;
+
+        > i {
+            color: $color-white;
+        }
+    }
+
+    .alert-message {
+        color: darken($color: $color, $amount: 20%);
+    }
+}
+
+.alert {
+    padding: 15px;
+    background: $color-white;
+    border-radius: 4px;
+    box-shadow: 0 2px 8px rgba($color: $color-primary-dark, $alpha: 0.3);
+    font-size: 13px;
+    line-height: 1.6;
+    text-align: justify;
+    display: flex;
+
+    .alert-icon {
+        margin-right: 10px;
+        width: $iconSize;
+        height: $iconSize;
+        border-radius: 50%;
+        flex-shrink: 0;
+        display: flex;
+        justify-content: center;
+        align-items: center;
+        background: $color-white;
+
+        > i {
+            transform: scale(0.5);
+            font-weight: bold;
+        }
+    }
+
+    .alert-message {
+        width: 100%;
+        color: $color-white;
+    }
+}
+
+.alert-box-success {
+    @include box($color-green);
+}
+
+.alert-box-info {
+    @include box($color-primary);
+}
+
+.alert-box-warning {
+    @include box($color-orange);
+}
+
+.alert-box-error {
+    @include box($color-red);
+}
+
+.alert-note-success {
+    @include note($color-green);
+}
+
+.alert-note-info {
+    @include note($color-primary);
+}
+
+.alert-note-warning {
+    @include note($color-orange);
+}
+
+.alert-note-error {
+    @include note($color-red);
+}
diff --git a/src/components/Button/index.tsx b/src/components/Button/index.tsx
new file mode 100644
index 0000000..4de6df0
--- /dev/null
+++ b/src/components/Button/index.tsx
@@ -0,0 +1,30 @@
+import * as React from 'react'
+import classnames from 'classnames'
+import { BaseComponentProps } from '@models'
+import './style.scss'
+
+interface ButtonProps extends BaseComponentProps {
+    type?: 'primary' | 'normal' | 'danger' | 'success' | 'warning'
+    onClick?: React.MouseEventHandler<HTMLButtonElement>
+}
+
+export class Button extends React.Component<ButtonProps, {}> {
+
+    static defaultProps: ButtonProps = {
+        type: 'normal',
+        onClick: () => {}
+    }
+
+    render () {
+        const { type, onClick, children, className, style } = this.props
+
+        return (
+            <button
+                className={classnames('button', `button-${type}`, className)}
+                style={style}
+                onClick={onClick}
+            >{children}</button>
+        )
+    }
+
+}
diff --git a/src/components/Button/style.scss b/src/components/Button/style.scss
new file mode 100644
index 0000000..1192e91
--- /dev/null
+++ b/src/components/Button/style.scss
@@ -0,0 +1,88 @@
+@import '~@styles/variables';
+
+.button {
+    outline: 0;
+    padding: 0 15px;
+    height: 32px;
+    line-height: 32px;
+    border-radius: 16px;
+    font-size: 14px;
+    cursor: pointer;
+    transition: all 150ms ease;
+}
+
+.button-primary {
+    color: $color-white;
+    border: none;
+    background: linear-gradient(135deg, $color-primary, $color-primary-dark);
+    box-shadow: 0 2px 8px rgba($color: $color-primary-dark, $alpha: 0.5);
+
+    &:hover {
+        border: none;
+    }
+
+    &:active {
+        box-shadow: 0 0 2px rgba($color: $color-primary-dark, $alpha: 0.5);
+    }
+}
+
+.button-normal {
+    color: $color-gray-darken;
+    background: $color-white;
+    border: 1px solid rgba($color: $color-black, $alpha: 0.1);
+
+    &:hover {
+        border-color: $color-gray-dark;
+        color: $color-primary-darken;
+    }
+
+    &:active {
+        background: darken($color-white, 2%);
+        color: $color-primary-darken;
+    }
+}
+
+.button-danger {
+    color: $color-white;
+    border: none;
+    background: linear-gradient(135deg, $color-red, darken($color-red, 10%));
+    box-shadow: 0 2px 8px rgba($color: darken($color-red, 10%), $alpha: 0.5);
+
+    &:hover {
+        border: none;
+    }
+
+    &:active {
+        box-shadow: 0 0 2px rgba($color: darken($color-red, 10%), $alpha: 0.5);
+    }
+}
+
+.button-success {
+    color: $color-white;
+    border: none;
+    background: linear-gradient(135deg, $color-green, darken($color-green, 5%));
+    box-shadow: 0 2px 8px rgba($color: darken($color-green, 5%), $alpha: 0.5);
+
+    &:hover {
+        border: none;
+    }
+
+    &:active {
+        box-shadow: 0 0 2px rgba($color: darken($color-green, 5%), $alpha: 0.5);
+    }
+}
+
+.button-warning {
+    color: $color-white;
+    border: none;
+    background: linear-gradient(135deg, $color-orange, darken($color-orange, 5%));
+    box-shadow: 0 2px 8px rgba($color: darken($color-orange, 5%), $alpha: 0.5);
+
+    &:hover {
+        border: none;
+    }
+
+    &:active {
+        box-shadow: 0 0 2px rgba($color: darken($color-orange, 5%), $alpha: 0.5);
+    }
+}
diff --git a/src/components/Modal/index.tsx b/src/components/Modal/index.tsx
new file mode 100644
index 0000000..d5f6d6b
--- /dev/null
+++ b/src/components/Modal/index.tsx
@@ -0,0 +1,105 @@
+import * as React from 'react'
+import classnames from 'classnames'
+import { createPortal } from 'react-dom'
+import { BaseComponentProps } from '@models'
+import { Button } from '@components'
+import './style.scss'
+
+const noop = () => {}
+
+interface ModalProps extends BaseComponentProps {
+    // show modal
+    show?: boolean
+
+    // modal title
+    title: string
+
+    // size
+    size?: 'small' | 'big'
+
+    // body className
+    bodyClassName?: string
+
+    // body style
+    bodyStyle?: React.CSSProperties
+
+    // show footer
+    footer?: boolean
+
+    // on click ok
+    onOk?: typeof noop
+
+    // on click close
+    onClose?: typeof noop
+}
+
+export class Modal extends React.Component<ModalProps, {}> {
+
+    static defaultProps: ModalProps = {
+        show: true,
+        title: 'Modal',
+        size: 'small',
+        footer: true,
+        onOk: noop,
+        onClose: noop
+    }
+
+    // portal container
+    $container: Element
+
+    $modal = React.createRef<HTMLDivElement>()
+
+    constructor (props) {
+        super(props)
+
+        // create container element
+        const container = document.createElement('div')
+        document.body.appendChild(container)
+        this.$container = container
+    }
+
+    componentWillUnmount () {
+        document.body.removeChild(this.$container)
+    }
+
+    private handleMaskClick = (e) => {
+        const { onClose } = this.props
+        const el = this.$modal.current
+
+        if (el && !el.contains(e.target)) {
+            onClose()
+        }
+    }
+
+    render () {
+        const { show, size, title, footer, children, className, bodyClassName, style, bodyStyle, onOk, onClose } = this.props
+        const modal = (
+            <div
+                className={classnames('modal-mask', { 'modal-show': show })}
+                onClick={this.handleMaskClick}
+            >
+                <div
+                    className={classnames('modal', `modal-${size}`, className)}
+                    style={style}
+                    ref={this.$modal}
+                >
+                    <div className="modal-title">{title}</div>
+                    <div
+                        className={classnames('modal-body', bodyClassName)}
+                        style={bodyStyle}
+                    >{children}</div>
+                    {
+                        footer && (
+                            <div className="footer">
+                                <Button onClick={() => onClose()}>取 消</Button>
+                                <Button type="primary" onClick={() => onOk()}>确 定</Button>
+                            </div>
+                        )
+                    }
+                </div>
+            </div>
+        )
+
+        return createPortal(modal, this.$container)
+    }
+}
diff --git a/src/components/Modal/style.scss b/src/components/Modal/style.scss
new file mode 100644
index 0000000..ba68aa4
--- /dev/null
+++ b/src/components/Modal/style.scss
@@ -0,0 +1,78 @@
+@import '~@styles/variables';
+
+$width: 400px;
+$bigWidth: 600px;
+
+.modal-mask {
+    position: fixed;
+    top: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    background: rgba($color: $color-black, $alpha: 0.15);
+    opacity: 0;
+    pointer-events: none;
+    transition: all 500ms ease;
+    display: flex;
+    justify-content: center;
+    align-items: center;
+
+    .modal {
+        margin-top: -50px;
+        padding: 20px 30px;
+        background: $color-white;
+        box-shadow: 0 2px 16px rgba($color: $color-primary-darken, $alpha: 0.2);
+        border-radius: 4px;
+        display: flex;
+        flex-direction: column;
+        transform: scale(0);
+        transition: all 300ms cubic-bezier(0.32, 0.26, 0.71, 1.29);
+
+        .modal-title {
+            margin: 5px 0;
+            width: 100%;
+            display: flex;
+            align-items: center;
+            justify-content: space-between;
+            font-weight: bold;
+            font-size: 18px;
+            color: $color-primary-dark;
+            text-shadow: 0 2px 6px rgba($color: $color-primary-dark, $alpha: 0.4);
+        }
+
+        .modal-body {
+            margin: 10px 0;
+            font-size: 14px;
+            color: $color-primary-darken;
+        }
+
+        .footer {
+            width: 100%;
+            margin: 5px 0;
+            display: flex;
+            align-items: center;
+            justify-content: flex-end;
+
+            .button {
+                margin-left: 10px;
+            }
+        }
+    }
+
+    .modal-small {
+        width: $width;
+    }
+
+    .modal-big {
+        width: $bigWidth;
+    }
+}
+
+.modal-show {
+    opacity: 1;
+    pointer-events: visible;
+
+    .modal {
+        transform: scale(1);
+    }
+}
diff --git a/src/components/index.ts b/src/components/index.ts
index ec567de..65dfbb2 100644
--- a/src/components/index.ts
+++ b/src/components/index.ts
@@ -8,3 +8,6 @@ export * from './ButtonSelect'
 export * from './Tags'
 export * from './Input'
 export * from './Select'
+export * from './Modal'
+export * from './Alert'
+export * from './Button'
diff --git a/src/containers/Settings/components/ExternalControllerDrawer/index.tsx b/src/containers/Settings/components/ExternalControllerDrawer/index.tsx
new file mode 100644
index 0000000..987def8
--- /dev/null
+++ b/src/containers/Settings/components/ExternalControllerDrawer/index.tsx
@@ -0,0 +1,71 @@
+import * as React from 'react'
+import { Modal, Input, Row, Col, Alert } from '@components'
+import './style.scss'
+
+interface ExternalControllerDrawerProps {
+    show: boolean
+    host: string
+    port: string
+    onConfirm: (host: string, port: string) => void
+    onCancel: () => void
+}
+
+interface ExternalControllerDrawerState {
+    host: string,
+    port: string
+}
+
+export class ExternalControllerDrawer extends React.Component<ExternalControllerDrawerProps, ExternalControllerDrawerState> {
+
+    state = {
+        host: this.props.host,
+        port: this.props.port
+    }
+
+    private handleOk = () => {
+        const { onConfirm } = this.props
+        const { host, port } = this.state
+        onConfirm(host, port)
+    }
+
+    render () {
+        const { show, onCancel } = this.props
+        const { host, port } = this.state
+
+        return (
+            <Modal
+                show={show}
+                title="编辑外部控制设置"
+                bodyClassName="external-controller"
+                onClose={onCancel}
+                onOk={this.handleOk}
+            >
+                <Alert type="info" inside={true}>
+                    <p>请注意，修改该配置项并不会修改你的 Clash 配置文件，请确认修改后的外部控制地址和 Clash 配置文件内的地址一致，否则会导致 Dashboard 无法连接。</p>
+                </Alert>
+                <Row gutter={24} align="middle">
+                    <Col span={4} className="title">Host</Col>
+                    <Col span={20} className="form">
+                        <Input
+                            align="left"
+                            inside={true}
+                            value={host}
+                            onChange={host => this.setState({ host })}
+                        />
+                    </Col>
+                </Row>
+                <Row gutter={24} align="middle">
+                    <Col span={4} className="title">端口</Col>
+                    <Col span={20} className="form">
+                        <Input
+                            align="left"
+                            inside={true}
+                            value={port}
+                            onChange={port => this.setState({ port })}
+                        />
+                    </Col>
+                </Row>
+            </Modal>
+        )
+    }
+}
diff --git a/src/containers/Settings/components/ExternalControllerDrawer/style.scss b/src/containers/Settings/components/ExternalControllerDrawer/style.scss
new file mode 100644
index 0000000..02424c9
--- /dev/null
+++ b/src/containers/Settings/components/ExternalControllerDrawer/style.scss
@@ -0,0 +1,22 @@
+@import '~@styles/variables';
+
+.external-controller {
+    .row {
+        padding: 0;
+    }
+
+    .alert {
+        margin: 10px 0;
+    }
+
+    .title,
+    .form {
+        margin: 15px 0;
+    }
+
+    .title {
+        margin-top: 15px;
+        font-size: 14px;
+        font-weight: bold;
+    }
+}
diff --git a/src/containers/Settings/components/index.ts b/src/containers/Settings/components/index.ts
index e69de29..a77c889 100644
--- a/src/containers/Settings/components/index.ts
+++ b/src/containers/Settings/components/index.ts
@@ -0,0 +1 @@
+export * from './ExternalControllerDrawer'
diff --git a/src/containers/Settings/index.tsx b/src/containers/Settings/index.tsx
index 7749db4..a77a1f1 100644
--- a/src/containers/Settings/index.tsx
+++ b/src/containers/Settings/index.tsx
@@ -1,7 +1,8 @@
 import * as React from 'react'
-import { Header, Card, Row, Col, Switch, ButtonSelect, ButtonSelectOptions, Input, Icon } from '@components'
 import { translate } from 'react-i18next'
 import { changeLanguage } from 'i18next'
+import { Header, Card, Row, Col, Switch, ButtonSelect, ButtonSelectOptions, Input, Icon } from '@components'
+import { ExternalControllerDrawer } from './components'
 import { I18nProps } from '@models'
 import './style.scss'
 
@@ -14,7 +15,9 @@ class Settings extends React.Component<I18nProps, {}> {
         proxyMode: 'Rule',
         socks5ProxyPort: 7891,
         httpProxyPort: 7890,
-        externalController: '127.0.0.1:7892'
+        externalControllerHost: '127.0.0.1',
+        externalControllerPort: '7892',
+        showEditDrawer: false
     }
 
     languageOptions: ButtonSelectOptions[] = [
@@ -35,7 +38,9 @@ class Settings extends React.Component<I18nProps, {}> {
             proxyMode,
             socks5ProxyPort,
             httpProxyPort,
-            externalController
+            externalControllerHost,
+            externalControllerPort,
+            showEditDrawer
         } = this.state
         const proxyModeOptions: ButtonSelectOptions[] = [
             { label: t('values.global'), value: 'Global' },
@@ -116,11 +121,15 @@ class Settings extends React.Component<I18nProps, {}> {
                         <Col span={3} offset={2}>
                             <Input value={httpProxyPort} onChange={httpProxyPort => this.setState({ httpProxyPort })}></Input>
                         </Col>
-                        <Col span={5} offset={1}>
+                        <Col span={4} offset={1}>
                             <span className="label">{t('labels.externalController')}</span>
                         </Col>
-                        <Col span={5} offset={1}>
-                            <Input value={externalController} ></Input>
+                        <Col className="external-controller" span={6} offset={1}>
+                            <span>{`${externalControllerHost}:${externalControllerPort}`}</span>
+                            <span
+                                className="modify-btn"
+                                onClick={() => this.setState({ showEditDrawer: true })}
+                            >修改</span>
                         </Col>
                     </Row>
                 </Card>
@@ -132,6 +141,16 @@ class Settings extends React.Component<I18nProps, {}> {
                     <p className="version-info">{t('versionString', { version: 'unknown' })}</p>
                     <span className="check-update-btn">{t('checkUpdate')}</span>
                 </Card>
+
+                <ExternalControllerDrawer
+                    show={showEditDrawer}
+                    host={externalControllerHost}
+                    port={externalControllerPort}
+                    onConfirm={(host, port) => console.log(host, port)}
+                    onCancel={() => this.setState({ showEditDrawer: false })}
+                >
+                    <div>666666</div>
+                </ExternalControllerDrawer>
             </div>
         )
     }
diff --git a/src/containers/Settings/style.scss b/src/containers/Settings/style.scss
index cac555a..42e20df 100644
--- a/src/containers/Settings/style.scss
+++ b/src/containers/Settings/style.scss
@@ -17,6 +17,22 @@
         font-size: 14px;
         color: $color-primary-darken;
     }
+
+    .external-controller {
+        font-size: 14px;
+        color: $color-primary-darken;
+        display: flex;
+        justify-content: flex-end;
+        font-weight: normal;
+        line-height: 17px;
+
+        .modify-btn {
+            margin-left: 5px;
+            font-size: 12px;
+            color: $color-primary-dark;
+            cursor: pointer;
+        }
+    }
 }
 
 .clash-version {
diff --git a/src/styles/common.scss b/src/styles/common.scss
index e45b5dc..f39c5fb 100644
--- a/src/styles/common.scss
+++ b/src/styles/common.scss
@@ -4,7 +4,7 @@
 // styles initial
 html {
     box-sizing: border-box;
-    background: rgba($color: $color-white, $alpha: 0.9);
+    background: rgba($color: $color-white, $alpha: 0.8);
 }
 
 *,
diff --git a/src/styles/iconfont.scss b/src/styles/iconfont.scss
index badc20d..83b18ed 100644
--- a/src/styles/iconfont.scss
+++ b/src/styles/iconfont.scss
@@ -6,7 +6,7 @@
 
 @font-face {
     font-family: "clash-iconfont";
-    src: url('//at.alicdn.com/t/font_841708_2viqaiy9h37.ttf') format('truetype');
+    src: url('//at.alicdn.com/t/font_841708_h6oakuryxxb.ttf') format('truetype');
 }
 
 .clash-iconfont {
@@ -20,8 +20,6 @@
 
 .icon-close::before { content: "\e602"; }
 
-.icon-info::before { content: "\e603"; }
-
 .icon-drag::before { content: "\e604"; }
 
 .icon-down-arrow-o::before { content: "\e605"; }
@@ -35,3 +33,7 @@
 .icon-triangle-down::before { content: "\e609"; }
 
 .icon-up-arrow-o::before { content: "\e60a"; }
+
+.icon-info::before { content: "\e60b"; }
+
+.icon-info-o::before { content: "\e60c"; }
diff --git a/src/styles/variables.scss b/src/styles/variables.scss
index 4271d6e..0c5da65 100644
--- a/src/styles/variables.scss
+++ b/src/styles/variables.scss
@@ -18,3 +18,4 @@ $color-white: #fff;
 $color-green: #67c23a;
 $color-orange: #e6a23c;
 $color-red: #f56c6c;
+$color-black: #000;