diff --git a/app/javascript/mastodon/components/column_header.tsx b/app/javascript/mastodon/components/column_header.tsx
index 3a8d245b2..da80a8647 100644
--- a/app/javascript/mastodon/components/column_header.tsx
+++ b/app/javascript/mastodon/components/column_header.tsx
@@ -18,7 +18,7 @@ import { useIdentity } from 'mastodon/identity_context';
 
 import { useAppHistory } from './router';
 
-const messages = defineMessages({
+export const messages = defineMessages({
   show: { id: 'column_header.show_settings', defaultMessage: 'Show settings' },
   hide: { id: 'column_header.hide_settings', defaultMessage: 'Hide settings' },
   moveLeft: {
diff --git a/app/javascript/mastodon/features/notifications/components/notifications_permission_banner.jsx b/app/javascript/mastodon/features/notifications/components/notifications_permission_banner.jsx
deleted file mode 100644
index 276bcbeba..000000000
--- a/app/javascript/mastodon/features/notifications/components/notifications_permission_banner.jsx
+++ /dev/null
@@ -1,53 +0,0 @@
-import PropTypes from 'prop-types';
-import { PureComponent } from 'react';
-
-import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
-
-import { connect } from 'react-redux';
-
-import SettingsIcon from '@/material-icons/400-20px/settings.svg?react';
-import CloseIcon from '@/material-icons/400-24px/close.svg?react';
-import { requestBrowserPermission } from 'mastodon/actions/notifications';
-import { changeSetting } from 'mastodon/actions/settings';
-import { Button } from 'mastodon/components/button';
-import { Icon }  from 'mastodon/components/icon';
-import { IconButton } from 'mastodon/components/icon_button';
-
-const messages = defineMessages({
-  close: { id: 'lightbox.close', defaultMessage: 'Close' },
-});
-
-class NotificationsPermissionBanner extends PureComponent {
-
-  static propTypes = {
-    dispatch: PropTypes.func.isRequired,
-    intl: PropTypes.object.isRequired,
-  };
-
-  handleClick = () => {
-    this.props.dispatch(requestBrowserPermission());
-  };
-
-  handleClose = () => {
-    this.props.dispatch(changeSetting(['notifications', 'dismissPermissionBanner'], true));
-  };
-
-  render () {
-    const { intl } = this.props;
-
-    return (
-      <div className='notifications-permission-banner'>
-        <div className='notifications-permission-banner__close'>
-          <IconButton icon='times' iconComponent={CloseIcon} onClick={this.handleClose} title={intl.formatMessage(messages.close)} />
-        </div>
-
-        <h2><FormattedMessage id='notifications_permission_banner.title' defaultMessage='Never miss a thing' /></h2>
-        <p><FormattedMessage id='notifications_permission_banner.how_to_control' defaultMessage="To receive notifications when Mastodon isn't open, enable desktop notifications. You can control precisely which types of interactions generate desktop notifications through the {icon} button above once they're enabled." values={{ icon: <Icon id='sliders' icon={SettingsIcon} /> }} /></p>
-        <Button onClick={this.handleClick}><FormattedMessage id='notifications_permission_banner.enable' defaultMessage='Enable desktop notifications' /></Button>
-      </div>
-    );
-  }
-
-}
-
-export default connect()(injectIntl(NotificationsPermissionBanner));
diff --git a/app/javascript/mastodon/features/notifications/components/notifications_permission_banner.tsx b/app/javascript/mastodon/features/notifications/components/notifications_permission_banner.tsx
new file mode 100644
index 000000000..c46178645
--- /dev/null
+++ b/app/javascript/mastodon/features/notifications/components/notifications_permission_banner.tsx
@@ -0,0 +1,74 @@
+import { useCallback } from 'react';
+
+import { defineMessages, FormattedMessage, useIntl } from 'react-intl';
+
+import { useAppDispatch } from '@/mastodon/store';
+import CloseIcon from '@/material-icons/400-24px/close.svg?react';
+import UnfoldMoreIcon from '@/material-icons/400-24px/unfold_more.svg?react';
+import { requestBrowserPermission } from 'mastodon/actions/notifications';
+import { changeSetting } from 'mastodon/actions/settings';
+import { Button } from 'mastodon/components/button';
+import { messages as columnHeaderMessages } from 'mastodon/components/column_header';
+import { Icon } from 'mastodon/components/icon';
+import { IconButton } from 'mastodon/components/icon_button';
+
+const messages = defineMessages({
+  close: { id: 'lightbox.close', defaultMessage: 'Close' },
+});
+
+const NotificationsPermissionBanner: React.FC = () => {
+  const intl = useIntl();
+  const dispatch = useAppDispatch();
+
+  const handleClick = useCallback(() => {
+    dispatch(requestBrowserPermission());
+  }, [dispatch]);
+
+  const handleClose = useCallback(() => {
+    dispatch(changeSetting(['notifications', 'dismissPermissionBanner'], true));
+  }, [dispatch]);
+
+  return (
+    <div className='notifications-permission-banner'>
+      <div className='notifications-permission-banner__close'>
+        <IconButton
+          icon='times'
+          iconComponent={CloseIcon}
+          onClick={handleClose}
+          title={intl.formatMessage(messages.close)}
+        />
+      </div>
+
+      <h2>
+        <FormattedMessage
+          id='notifications_permission_banner.title'
+          defaultMessage='Never miss a thing'
+        />
+      </h2>
+      <p>
+        <FormattedMessage
+          id='notifications_permission_banner.how_to_control'
+          defaultMessage="To receive notifications when Mastodon isn't open, enable desktop notifications. You can control precisely which types of interactions generate desktop notifications through the {icon} button above once they're enabled."
+          values={{
+            icon: (
+              <Icon
+                id='sliders'
+                icon={UnfoldMoreIcon}
+                aria-label={intl.formatMessage(columnHeaderMessages.show)}
+              />
+            ),
+          }}
+        />
+      </p>
+      <Button onClick={handleClick}>
+        <FormattedMessage
+          id='notifications_permission_banner.enable'
+          defaultMessage='Enable desktop notifications'
+        />
+      </Button>
+    </div>
+  );
+};
+
+// eslint-disable-next-line import/no-default-export
+export default NotificationsPermissionBanner;