diff --git a/002_source/cms/src/app/dashboard/students/xxx/BasicDetailCard.tsx b/002_source/cms/src/app/dashboard/students/xxx/BasicDetailCard.tsx
deleted file mode 100644
index e64427e..0000000
--- a/002_source/cms/src/app/dashboard/students/xxx/BasicDetailCard.tsx
+++ /dev/null
@@ -1,80 +0,0 @@
-'use client';
-
-import * as React from 'react';
-import Avatar from '@mui/material/Avatar';
-import Card from '@mui/material/Card';
-import CardHeader from '@mui/material/CardHeader';
-import Chip from '@mui/material/Chip';
-import Divider from '@mui/material/Divider';
-import IconButton from '@mui/material/IconButton';
-import { PencilSimple as PencilSimpleIcon } from '@phosphor-icons/react/dist/ssr/PencilSimple';
-import { User as UserIcon } from '@phosphor-icons/react/dist/ssr/User';
-import { useTranslation } from 'react-i18next';
-
-import { PropertyItem } from '@/components/core/property-item';
-import { PropertyList } from '@/components/core/property-list';
-// import { CrCategory } from '@/components/dashboard/cr/categories/type';
-import type { Student } from '@/components/dashboard/student/type.d';
-
-export default function BasicDetailCard({
-  lpModel: model,
-  handleEditClick,
-}: {
-  lpModel: Student;
-  handleEditClick: () => void;
-}): React.JSX.Element {
-  const { t } = useTranslation();
-
-  return (
-    <Card>
-      <CardHeader
-        action={
-          <IconButton
-            onClick={() => {
-              handleEditClick();
-            }}
-          >
-            <PencilSimpleIcon />
-          </IconButton>
-        }
-        avatar={
-          <Avatar>
-            <UserIcon fontSize="var(--Icon-fontSize)" />
-          </Avatar>
-        }
-        title={t('list.basic-details')}
-      />
-      <PropertyList
-        divider={<Divider />}
-        orientation="vertical"
-        sx={{ '--PropertyItem-padding': '12px 24px' }}
-      >
-        {(
-          [
-            {
-              key: 'Customer ID',
-              value: (
-                <Chip
-                  label={model.id}
-                  size="small"
-                  variant="soft"
-                />
-              ),
-            },
-            { key: 'Email', value: model.email },
-            { key: 'Quota', value: model.quota },
-            { key: 'Status', value: model.status },
-          ] satisfies { key: string; value: React.ReactNode }[]
-        ).map(
-          (item): React.JSX.Element => (
-            <PropertyItem
-              key={item.key}
-              name={item.key}
-              value={item.value}
-            />
-          )
-        )}
-      </PropertyList>
-    </Card>
-  );
-}
diff --git a/002_source/cms/src/app/dashboard/students/xxx/TitleCard.tsx b/002_source/cms/src/app/dashboard/students/xxx/TitleCard.tsx
deleted file mode 100644
index 9be2807..0000000
--- a/002_source/cms/src/app/dashboard/students/xxx/TitleCard.tsx
+++ /dev/null
@@ -1,76 +0,0 @@
-'use client';
-
-import * as React from 'react';
-import { Button } from '@mui/material';
-import Avatar from '@mui/material/Avatar';
-import Chip from '@mui/material/Chip';
-import Stack from '@mui/material/Stack';
-import Typography from '@mui/material/Typography';
-import { CaretDown as CaretDownIcon } from '@phosphor-icons/react/dist/ssr/CaretDown';
-import { CheckCircle as CheckCircleIcon } from '@phosphor-icons/react/dist/ssr/CheckCircle';
-import { useTranslation } from 'react-i18next';
-import type { Student } from '@/components/dashboard/student/type.d';
-
-// import type { CrCategory } from '@/components/dashboard/cr/categories/type';
-
-function getImageUrlFrRecord(record: Student): string {
-  // TODO: fix this
-  //  `http://127.0.0.1:8090/api/files/${'record.collectionId'}/${'record.id'}/${'record.cat_image'}`;
-  return 'getImageUrlFrRecord(helloworld)';
-}
-
-export default function SampleTitleCard({ lpModel }: { lpModel: Student }): React.JSX.Element {
-  const { t } = useTranslation();
-
-  return (
-    <>
-      <Stack
-        direction="row"
-        spacing={2}
-        sx={{ alignItems: 'center', flex: '1 1 auto' }}
-      >
-        <Avatar
-          variant="rounded"
-          src={getImageUrlFrRecord(lpModel)}
-          sx={{ '--Avatar-size': '64px' }}
-        >
-          {t('empty')}
-        </Avatar>
-        <div>
-          <Stack
-            direction="row"
-            spacing={2}
-            sx={{ alignItems: 'center', flexWrap: 'wrap' }}
-          >
-            <Typography variant="h4">{lpModel.email}</Typography>
-            <Chip
-              icon={
-                <CheckCircleIcon
-                  color="var(--mui-palette-success-main)"
-                  weight="fill"
-                />
-              }
-              label={lpModel.quota}
-              size="small"
-              variant="outlined"
-            />
-          </Stack>
-          <Typography
-            color="text.secondary"
-            variant="body1"
-          >
-            {lpModel.status}
-          </Typography>
-        </div>
-      </Stack>
-      <div>
-        <Button
-          endIcon={<CaretDownIcon />}
-          variant="contained"
-        >
-          {t('list.action')}
-        </Button>
-      </div>
-    </>
-  );
-}
diff --git a/002_source/cms/src/app/dashboard/students/xxx/page.tsx b/002_source/cms/src/app/dashboard/students/xxx/page.tsx
deleted file mode 100644
index 5362910..0000000
--- a/002_source/cms/src/app/dashboard/students/xxx/page.tsx
+++ /dev/null
@@ -1,142 +0,0 @@
-'use client';
-
-import * as React from 'react';
-import RouterLink from 'next/link';
-import { useParams, useRouter } from 'next/navigation';
-import SampleAddressCard from '@/app/dashboard/Sample/AddressCard';
-import { SampleNotifications } from '@/app/dashboard/Sample/Notifications';
-import SamplePaymentCard from '@/app/dashboard/Sample/PaymentCard';
-import SampleSecurityCard from '@/app/dashboard/Sample/SecurityCard';
-
-import Box from '@mui/material/Box';
-import Link from '@mui/material/Link';
-import Stack from '@mui/material/Stack';
-import Grid from '@mui/material/Unstable_Grid2';
-import { ArrowLeft as ArrowLeftIcon } from '@phosphor-icons/react/dist/ssr/ArrowLeft';
-import type { RecordModel } from 'pocketbase';
-import { useTranslation } from 'react-i18next';
-
-import { config } from '@/config';
-import { paths } from '@/paths';
-import { logger } from '@/lib/default-logger';
-import { pb } from '@/lib/pb';
-import { toast } from '@/components/core/toaster';
-
-import ErrorDisplay from '@/components/dashboard/error';
-
-import { Notifications } from '@/components/dashboard/student/notifications';
-import FormLoading from '@/components/loading';
-import BasicDetailCard from './BasicDetailCard';
-import TitleCard from './TitleCard';
-import { defaultStudent } from '@/components/dashboard/student/_constants';
-import type { Student } from '@/components/dashboard/student/type.d';
-import { COL_STUDENTS } from '@/constants';
-
-export default function Page(): React.JSX.Element {
-  const { t } = useTranslation();
-  const router = useRouter();
-  //
-  const { customerId } = useParams<{ customerId: string }>();
-  //
-  const [showLoading, setShowLoading] = React.useState<boolean>(true);
-  const [showError, setShowError] = React.useState({ show: false, detail: '' });
-  //
-  const [showLessonCategory, setShowLessonCategory] = React.useState<Student>(defaultStudent);
-
-  function handleEditClick(): void {
-    router.push(paths.dashboard.students.edit(showLessonCategory.id));
-  }
-
-  React.useEffect(() => {
-    if (customerId) {
-      pb.collection(COL_STUDENTS)
-        .getOne(customerId)
-        .then((model: RecordModel) => {
-          setShowLessonCategory({ ...defaultStudent, ...model });
-        })
-        .catch((err) => {
-          logger.error(err);
-          toast(t('list.error'));
-
-          setShowError({ show: true, detail: JSON.stringify(err) });
-        })
-        .finally(() => {
-          setShowLoading(false);
-        });
-    }
-  }, [customerId]);
-
-  // return <>{JSON.stringify({ showError, showLessonCategory }, null, 2)}</>;
-
-  if (showLoading) return <FormLoading />;
-  if (showError.show)
-    return (
-      <ErrorDisplay
-        message={t('error.unable-to-process-request')}
-        code="500"
-        details={showError.detail}
-      />
-    );
-
-  return (
-    <Box
-      sx={{
-        maxWidth: 'var(--Content-maxWidth)',
-        m: 'var(--Content-margin)',
-        p: 'var(--Content-padding)',
-        width: 'var(--Content-width)',
-      }}
-    >
-      <Stack spacing={4}>
-        <Stack spacing={3}>
-          <div>
-            <Link
-              color="text.primary"
-              component={RouterLink}
-              href={paths.dashboard.students.list}
-              sx={{ alignItems: 'center', display: 'inline-flex', gap: 1 }}
-              variant="subtitle2"
-            >
-              <ArrowLeftIcon fontSize="var(--icon-fontSize-md)" />
-              Students
-            </Link>
-          </div>
-          <Stack
-            direction={{ xs: 'column', sm: 'row' }}
-            spacing={3}
-            sx={{ alignItems: 'flex-start' }}
-          >
-            <TitleCard lpModel={showLessonCategory} />
-          </Stack>
-        </Stack>
-        <Grid
-          container
-          spacing={4}
-        >
-          <Grid
-            lg={4}
-            xs={12}
-          >
-            <Stack spacing={4}>
-              <BasicDetailCard
-                lpModel={showLessonCategory}
-                handleEditClick={handleEditClick}
-              />
-              <SampleSecurityCard />
-            </Stack>
-          </Grid>
-          <Grid
-            lg={8}
-            xs={12}
-          >
-            <Stack spacing={4}>
-              <SamplePaymentCard />
-              <SampleAddressCard />
-              <Notifications notifications={SampleNotifications} />
-            </Stack>
-          </Grid>
-        </Grid>
-      </Stack>
-    </Box>
-  );
-}