diff --git a/src/App.tsx b/src/App.tsx
index 91bfc12..7b0076d 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -4,7 +4,6 @@ import polyglotI18nProvider from "ra-i18n-polyglot";
 import { Admin, CustomRoutes, Resource, resolveBrowserLocale } from "react-admin";
 import { Route } from "react-router-dom";
 
-import { ImportFeature } from "./components/ImportFeature";
 import germanMessages from "./i18n/de";
 import englishMessages from "./i18n/en";
 import frenchMessages from "./i18n/fr";
@@ -55,9 +54,6 @@ const App = () => (
     i18nProvider={i18nProvider}
     darkTheme={{ palette: { mode: "dark" } }}
   >
-    <CustomRoutes>
-      <Route path="/import_users" element={<ImportFeature />} />
-    </CustomRoutes>
     <Resource {...users} />
     <Resource {...rooms} />
     <Resource {...userMediaStats} />
diff --git a/src/components/ImportFeature.tsx b/src/components/ImportFeature.tsx
deleted file mode 100644
index 062af3d..0000000
--- a/src/components/ImportFeature.tsx
+++ /dev/null
@@ -1,559 +0,0 @@
-import { parse as parseCsv, unparse as unparseCsv, ParseResult } from "papaparse";
-import { ChangeEvent, useState } from "react";
-
-import {
-  Button,
-  Card,
-  CardActions,
-  CardContent,
-  CardHeader,
-  Checkbox,
-  Container,
-  FormControlLabel,
-  NativeSelect,
-} from "@mui/material";
-import { DataProvider, useTranslate } from "ra-core";
-import { useDataProvider, useNotify, RaRecord, Title } from "react-admin";
-
-import { generateRandomMxId, generateRandomPassword } from "../synapse/synapse";
-
-const LOGGING = true;
-
-const expectedFields = ["id", "displayname"].sort();
-
-function TranslatableOption({ value, text }) {
-  const translate = useTranslate();
-  return <option value={value}>{translate(text)}</option>;
-}
-
-type Progress = {
-  done: number;
-  limit: number;
-} | null;
-
-interface ImportLine {
-  id: string;
-  displayname: string;
-  user_type?: string;
-  name?: string;
-  deactivated?: boolean;
-  guest?: boolean;
-  admin?: boolean;
-  is_admin?: boolean;
-  password?: string;
-  avatar_url?: string;
-}
-
-interface ChangeStats {
-  total: number;
-  id: number;
-  is_guest: number;
-  admin: number;
-  password: number;
-}
-
-interface ImportResult {
-  skippedRecords: RaRecord[];
-  erroredRecords: RaRecord[];
-  succeededRecords: RaRecord[];
-  totalRecordCount: number;
-  changeStats: ChangeStats;
-  wasDryRun: boolean;
-}
-
-const FilePicker = () => {
-  const [values, setValues] = useState<ImportLine[]>([]);
-  const [error, setError] = useState<string | string[] | null>(null);
-  const [stats, setStats] = useState<ChangeStats | null>(null);
-  const [dryRun, setDryRun] = useState(true);
-
-  const [progress, setProgress] = useState<Progress>(null);
-
-  const [importResults, setImportResults] = useState<ImportResult | null>(null);
-  const [skippedRecords, setSkippedRecords] = useState<string>("");
-
-  const [conflictMode, setConflictMode] = useState("stop");
-  const [passwordMode, setPasswordMode] = useState(true);
-  const [useridMode, setUseridMode] = useState("ignore");
-
-  const translate = useTranslate();
-  const notify = useNotify();
-
-  const dataProvider = useDataProvider();
-
-  const onFileChange = async (e: ChangeEvent<HTMLInputElement>) => {
-    if (progress !== null) return;
-
-    setValues([]);
-    setError(null);
-    setStats(null);
-    setImportResults(null);
-    const file = e.target.files ? e.target.files[0] : null;
-    if (!file) return;
-    /* Let's refuse some unreasonably big files instead of freezing
-     * up the browser */
-    if (file.size > 100000000) {
-      const message = translate("import_users.errors.unreasonably_big", {
-        size: (file.size / (1024 * 1024)).toFixed(2),
-      });
-      notify(message);
-      setError(message);
-      return;
-    }
-    try {
-      parseCsv<ImportLine>(file, {
-        header: true,
-        skipEmptyLines: true /* especially for a final EOL in the csv file */,
-        complete: result => {
-          if (result.errors) {
-            setError(result.errors.map(e => e.toString()));
-          }
-          /* Papaparse is very lenient, we may be able to salvage
-           * the data in the file. */
-          verifyCsv(result, { setValues, setStats, setError });
-        },
-      });
-    } catch {
-      setError("Unknown error");
-      return null;
-    }
-  };
-
-  const verifyCsv = ({ data, meta, errors }: ParseResult<ImportLine>, { setValues, setStats, setError }) => {
-    /* First, verify the presence of required fields */
-    const missingFields = expectedFields.filter(eF => meta.fields?.find(mF => eF === mF));
-
-    if (missingFields.length > 0) {
-      setError(translate("import_users.error.required_field", { field: missingFields[0] }));
-      return false;
-    }
-
-    // XXX after deciding on how "name" and friends should be handled below,
-    //     this place will want changes, too.
-
-    /* Collect some stats to prevent sneaky csv files from adding admin
-       users or something.
-     */
-    const stats = {
-      user_types: { default: 0 },
-      is_guest: 0,
-      admin: 0,
-      deactivated: 0,
-      password: 0,
-      avatar_url: 0,
-      id: 0,
-
-      total: data.length,
-    };
-
-    const errorMessages = errors.map(e => e.message);
-    data.forEach((line, idx) => {
-      if (line.user_type === undefined || line.user_type === "") {
-        stats.user_types.default++;
-      } else {
-        stats.user_types[line.user_type] += 1;
-      }
-      /* XXX correct the csv export that react-admin offers for the users
-       * resource so it gives sensible field names and doesn't duplicate
-       * id as "name"?
-       */
-      if (meta.fields?.includes("name")) {
-        delete line.name;
-      }
-      if (meta.fields?.includes("user_type")) {
-        delete line.user_type;
-      }
-      if (meta.fields?.includes("is_admin")) {
-        delete line.is_admin;
-      }
-
-      ["is_guest", "admin", "deactivated"].forEach(f => {
-        if (line[f] === "true") {
-          stats[f]++;
-          line[f] = true; // we need true booleans instead of strings
-        } else {
-          if (line[f] !== "false" && line[f] !== "") {
-            errorMessages.push(
-              translate("import_users.error.invalid_value", {
-                field: f,
-                row: idx,
-              })
-            );
-          }
-          line[f] = false; // default values to false
-        }
-      });
-
-      if (line.password !== undefined && line.password !== "") {
-        stats.password++;
-      }
-
-      if (line.avatar_url !== undefined && line.avatar_url !== "") {
-        stats.avatar_url++;
-      }
-
-      if (line.id !== undefined && line.id !== "") {
-        stats.id++;
-      }
-    });
-
-    if (errorMessages.length > 0) {
-      setError(errorMessages);
-    }
-    setStats(stats);
-    setValues(data);
-
-    return true;
-  };
-
-  const runImport = async () => {
-    if (progress !== null) {
-      notify("import_users.errors.already_in_progress");
-      return;
-    }
-
-    const results = await doImport(
-      dataProvider,
-      values,
-      conflictMode,
-      passwordMode,
-      useridMode,
-      dryRun,
-      setProgress,
-      setError
-    );
-    setImportResults(results);
-    // offer CSV download of skipped or errored records
-    // (so that the user doesn't have to filter out successful
-    // records manually when fixing stuff in the CSV)
-    setSkippedRecords(unparseCsv(results.skippedRecords));
-    if (LOGGING) console.log("Skipped records:");
-    if (LOGGING) console.log(skippedRecords);
-  };
-
-  // XXX every single one of the requests will restart the activity indicator
-  //     which doesn't look very good.
-
-  const doImport = async (
-    dataProvider: DataProvider,
-    data: ImportLine[],
-    conflictMode: string,
-    passwordMode: boolean,
-    useridMode: string,
-    dryRun: boolean,
-    setProgress: (progress: Progress) => void,
-    setError: (message: string) => void
-  ): Promise<ImportResult> => {
-    const skippedRecords: ImportLine[] = [];
-    const erroredRecords: ImportLine[] = [];
-    const succeededRecords: ImportLine[] = [];
-    const changeStats: ChangeStats = {
-      total: 0,
-      id: 0,
-      is_guest: 0,
-      admin: 0,
-      password: 0,
-    };
-    let entriesDone = 0;
-    const entriesCount = data.length;
-    try {
-      setProgress({ done: entriesDone, limit: entriesCount });
-      for (const entry of data) {
-        const userRecord = { ...entry };
-        // No need to do a bunch of cryptographic random number getting if
-        // we are using neither a generated password nor a generated user id.
-        if (useridMode === "ignore" || userRecord.id === undefined) {
-          userRecord.id = generateRandomMxId();
-        }
-        if (passwordMode === false || entry.password === undefined) {
-          userRecord.password = generateRandomPassword();
-        }
-        /* TODO record update stats (especially admin no -> yes, deactivated x -> !x, ... */
-
-        /* For these modes we will consider the ID that's in the record.
-         * If the mode is "stop", we will not continue adding more records, and
-         * we will offer information on what was already added and what was
-         * skipped.
-         *
-         * If the mode is "skip", we record the record for later, but don't
-         * send it to the server.
-         *
-         * If the mode is "update", we change fields that are reasonable to
-         * update.
-         *  - If the "password mode" is "true" (i.e. "use passwords from csv"):
-         *    - if the record has a password
-         *      - send the password along with the record
-         *    - if the record has no password
-         *      - generate a new password
-         *  - If the "password mode" is "false"
-         *    - never generate a new password to update existing users with
-         */
-
-        /* We just act as if there are no IDs in the CSV, so every user will be
-         * created anew.
-         * We do a simple retry loop so that an accidental hit on an existing ID
-         * doesn't trip us up.
-         */
-        if (LOGGING) console.log("will check for existence of record " + JSON.stringify(userRecord));
-        let retries = 0;
-        const submitRecord = (recordData: ImportLine) => {
-          return dataProvider.getOne("users", { id: recordData.id }).then(
-            async () => {
-              if (LOGGING) console.log("already existed");
-
-              if (useridMode === "update" || conflictMode === "skip") {
-                skippedRecords.push(recordData);
-              } else if (conflictMode === "stop") {
-                throw new Error(
-                  translate("import_users.error.id_exits", {
-                    id: recordData.id,
-                  })
-                );
-              } else {
-                const newRecordData = Object.assign({}, recordData, {
-                  id: generateRandomMxId(),
-                });
-                retries++;
-                if (retries > 512) {
-                  console.warn("retry loop got stuck? pathological situation?");
-                  skippedRecords.push(recordData);
-                } else {
-                  await submitRecord(newRecordData);
-                }
-              }
-            },
-            async () => {
-              if (LOGGING) console.log("OK to create record " + recordData.id + " (" + recordData.displayname + ").");
-
-              if (!dryRun) {
-                await dataProvider.create("users", { data: recordData });
-              }
-              succeededRecords.push(recordData);
-            }
-          );
-        };
-
-        await submitRecord(userRecord);
-        entriesDone++;
-        setProgress({ done: entriesDone, limit: data.length });
-      }
-
-      setProgress(null);
-    } catch (e) {
-      setError(
-        translate("import_users.error.at_entry", {
-          entry: entriesDone + 1,
-          message: e instanceof Error ? e.message : String(e),
-        })
-      );
-      setProgress(null);
-    }
-    return {
-      skippedRecords,
-      erroredRecords,
-      succeededRecords,
-      totalRecordCount: entriesCount,
-      changeStats,
-      wasDryRun: dryRun,
-    };
-  };
-
-  const downloadSkippedRecords = () => {
-    const element = document.createElement("a");
-    console.log(skippedRecords);
-    const file = new Blob([skippedRecords], {
-      type: "text/comma-separated-values",
-    });
-    element.href = URL.createObjectURL(file);
-    element.download = "skippedRecords.csv";
-    document.body.appendChild(element); // Required for this to work in FireFox
-    element.click();
-  };
-
-  const onConflictModeChanged = async (e: ChangeEvent<HTMLSelectElement>) => {
-    if (progress !== null) {
-      return;
-    }
-
-    const value = e.target.value;
-    setConflictMode(value);
-  };
-
-  const onPasswordModeChange = (e: ChangeEvent<HTMLInputElement>) => {
-    if (progress !== null) {
-      return;
-    }
-
-    setPasswordMode(e.target.checked);
-  };
-
-  const onUseridModeChanged = async (e: ChangeEvent<HTMLSelectElement>) => {
-    if (progress !== null) {
-      return;
-    }
-
-    const value = e.target.value;
-    setUseridMode(value);
-  };
-
-  const onDryRunModeChanged = (e: ChangeEvent<HTMLInputElement>) => {
-    if (progress !== null) {
-      return;
-    }
-    setDryRun(e.target.checked);
-  };
-
-  // render individual small components
-
-  const statsCards = stats &&
-    !importResults && [
-      <Container>
-        <CardHeader title={translate("import_users.cards.importstats.header")} />
-        <CardContent>
-          <div>{translate("import_users.cards.importstats.users_total", stats.total)}</div>
-          <div>{translate("import_users.cards.importstats.guest_count", stats.is_guest)}</div>
-          <div>{translate("import_users.cards.importstats.admin_count", stats.admin)}</div>
-        </CardContent>
-      </Container>,
-      <Container>
-        <CardHeader title={translate("import_users.cards.ids.header")} />
-        <CardContent>
-          <div>
-            {stats.id === stats.total
-              ? translate("import_users.cards.ids.all_ids_present")
-              : translate("import_users.cards.ids.count_ids_present", stats.id)}
-          </div>
-          {stats.id > 0 ? (
-            <div>
-              <NativeSelect onChange={onUseridModeChanged} value={useridMode} disabled={progress !== null}>
-                <TranslatableOption value="ignore" text="import_users.cards.ids.mode.ignore" />
-                <TranslatableOption value="update" text="import_users.cards.ids.mode.update" />
-              </NativeSelect>
-            </div>
-          ) : (
-            ""
-          )}
-        </CardContent>
-      </Container>,
-      <Container>
-        <CardHeader title={translate("import_users.cards.passwords.header")} />
-        <CardContent>
-          <div>
-            {stats.password === stats.total
-              ? translate("import_users.cards.passwords.all_passwords_present")
-              : translate("import_users.cards.passwords.count_passwords_present", stats.password)}
-          </div>
-          {stats.password > 0 ? (
-            <div>
-              <FormControlLabel
-                control={
-                  <Checkbox checked={passwordMode} disabled={progress !== null} onChange={onPasswordModeChange} />
-                }
-                label={translate("import_users.cards.passwords.use_passwords")}
-              />
-            </div>
-          ) : (
-            ""
-          )}
-        </CardContent>
-      </Container>,
-    ];
-
-  const conflictCards = stats && !importResults && (
-    <Container>
-      <CardHeader title={translate("import_users.cards.conflicts.header")} />
-      <CardContent>
-        <div>
-          <NativeSelect onChange={onConflictModeChanged} value={conflictMode} disabled={progress !== null}>
-            <TranslatableOption value="stop" text="import_users.cards.conflicts.mode.stop" />
-            <TranslatableOption value="skip" text="import_users.cards.conflicts.mode.skip" />
-          </NativeSelect>
-        </div>
-      </CardContent>
-    </Container>
-  );
-
-  const errorCards = error && (
-    <Container>
-      <CardHeader title={translate("import_users.error.error")} />
-      <CardContent>
-        {(Array.isArray(error) ? error : [error]).map(e => (
-          <div>{e}</div>
-        ))}
-      </CardContent>
-    </Container>
-  );
-
-  const uploadCard = !importResults && (
-    <Container>
-      <CardHeader title={translate("import_users.cards.upload.header")} />
-      <CardContent>
-        {translate("import_users.cards.upload.explanation")}
-        <a href="./data/example.csv">example.csv</a>
-        <br />
-        <br />
-        <input type="file" onChange={onFileChange} disabled={progress !== null} />
-      </CardContent>
-    </Container>
-  );
-
-  const resultsCard = importResults && (
-    <CardContent>
-      <CardHeader title={translate("import_users.cards.results.header")} />
-      <div>
-        {translate("import_users.cards.results.total", importResults.totalRecordCount)}
-        <br />
-        {translate("import_users.cards.results.successful", importResults.succeededRecords.length)}
-        <br />
-        {importResults.skippedRecords.length
-          ? [
-              translate("import_users.cards.results.skipped", importResults.skippedRecords.length),
-              <div>
-                <button onClick={downloadSkippedRecords}>
-                  {translate("import_users.cards.results.download_skipped")}
-                </button>
-              </div>,
-              <br />,
-            ]
-          : ""}
-        {importResults.erroredRecords.length
-          ? [translate("import_users.cards.results.skipped", importResults.erroredRecords.length), <br />]
-          : ""}
-        <br />
-        {importResults.wasDryRun && [translate("import_users.cards.results.simulated_only"), <br />]}
-      </div>
-    </CardContent>
-  );
-
-  const startImportCard =
-    !values || values.length === 0 || importResults ? undefined : (
-      <CardActions>
-        <FormControlLabel
-          control={<Checkbox checked={dryRun} onChange={onDryRunModeChanged} disabled={progress !== null} />}
-          label={translate("import_users.cards.startImport.simulate_only")}
-        />
-        <Button size="large" onClick={runImport} disabled={progress !== null}>
-          {translate("import_users.cards.startImport.run_import")}
-        </Button>
-        {progress !== null ? (
-          <div>
-            {progress.done} of {progress.limit} done
-          </div>
-        ) : null}
-      </CardActions>
-    );
-
-  const allCards: JSX.Element[] = [];
-  if (uploadCard) allCards.push(uploadCard);
-  if (errorCards) allCards.push(errorCards);
-  if (conflictCards) allCards.push(conflictCards);
-  if (statsCards) allCards.push(...statsCards);
-  if (startImportCard) allCards.push(startImportCard);
-  if (resultsCard) allCards.push(resultsCard);
-
-  const cardContainer = <Card>{allCards}</Card>;
-
-  return [<Title defaultTitle={translate("import_users.title")} />, cardContainer];
-};
-
-export const ImportFeature = FilePicker;
diff --git a/src/resources/users.tsx b/src/resources/users.tsx
index a7a1a03..fcf1f34 100644
--- a/src/resources/users.tsx
+++ b/src/resources/users.tsx
@@ -65,9 +65,6 @@ const UserListActions = () => {
   return (
     <TopToolbar>
       <ExportButton disabled={isLoading || total === 0} maxResults={10000} />
-      <Button component={Link} to="/import_users" label="CSV Import">
-        <GetAppIcon sx={{ transform: "rotate(180deg)", fontSize: "20px" }} />
-      </Button>
     </TopToolbar>
   );
 };