diff --git a/src/components/AdminLayout.tsx b/src/components/AdminLayout.tsx
index 518d9d6..dd1cc93 100644
--- a/src/components/AdminLayout.tsx
+++ b/src/components/AdminLayout.tsx
@@ -2,7 +2,7 @@ import { CheckForApplicationUpdate, AppBar, TitlePortal, InspectorButton, Confir
 import { LoginMethod } from "../pages/LoginPage";
 import { useEffect, useState, Suspense } from "react";
 import { Icons, DefaultIcon } from "./icons";
-import { ClearConfig } from "./config";
+import { MenuItem, GetConfig, ClearConfig } from "./config";
 import Footer from "./Footer";
 
 const AdminUserMenu = () => {
@@ -53,18 +53,8 @@ const AdminAppBar = () => {
 };
 
 const AdminMenu = (props) => {
-  const [menu, setMenu] = useState([]);
-
-  useEffect(() => {
-    const menuConfig = localStorage.getItem('menu');
-    if (menuConfig) {
-      try {
-        setMenu(JSON.parse(menuConfig));
-      } catch (e) {
-        console.error('Error parsing menu configuration', e);
-      }
-    }
-  }, []);
+  const [menu, setMenu] = useState([] as MenuItem[]);
+  useEffect(() => setMenu(GetConfig().menu), []);
 
   return (
     <Menu {...props}>
@@ -105,4 +95,4 @@ export const AdminLayout = ({ children }) => {
     </Layout>
     <Footer />
   </>
-};
\ No newline at end of file
+};
diff --git a/src/components/config.ts b/src/components/config.ts
index be88392..f680d2b 100644
--- a/src/components/config.ts
+++ b/src/components/config.ts
@@ -2,8 +2,7 @@ import storage from "../storage";
 
 export interface Config {
   restrictBaseUrl: string | string[];
-  asManagedUsers: string[];
-  supportURL: string;
+  asManagedUsers: RegExp[];
   menu: MenuItem[];
 }
 
@@ -15,73 +14,71 @@ export interface MenuItem {
 
 export const WellKnownKey = "cc.etke.synapse-admin";
 
-export const LoadConfig = (context: Config): Config => {
-  if (context.restrictBaseUrl) {
-    storage.setItem("restrict_base_url", JSON.stringify(context.restrictBaseUrl));
+// current configuration
+let config: Config = {
+  restrictBaseUrl: "",
+  asManagedUsers: [],
+  menu: [],
+};
+
+export const FetchConfig = async () => {
+  try {
+    const resp = await fetch("config.json");
+    const configJSON = await resp.json();
+    console.log("Loaded config.json", configJSON);
+    LoadConfig(configJSON);
+  } catch (e) {
+    console.error(e);
   }
 
-  if (context.asManagedUsers) {
-    storage.setItem("as_managed_users", JSON.stringify(context.asManagedUsers));
+  // if home_server is set, try to load https://home_server/.well-known/matrix/client
+  const homeserver = storage.getItem("home_server");
+  if (homeserver) {
+    try {
+      const resp = await fetch(`https://${homeserver}/.well-known/matrix/client`);
+        const configWK = await resp.json();
+      if (!configWK[WellKnownKey]) {
+        console.log(`Loaded https://${homeserver}.well-known/matrix/client, but it doesn't contain ${WellKnownKey} key, skipping`, configWK);
+      } else {
+          console.log(`Loaded https://${homeserver}.well-known/matrix/client`, configWK);
+            LoadConfig(configWK[WellKnownKey]);
+        }
+    } catch (e) {
+      console.log(`https://${homeserver}/.well-known/matrix/client not found, skipping`, e);
+    }
+  }
+
+}
+
+// load config from context
+export const LoadConfig = (context: any) => {
+  if (context?.restrictBaseUrl) {
+    config.restrictBaseUrl = context.restrictBaseUrl as string | string[];
+  }
+
+  if (context?.asManagedUsers) {
+    config.asManagedUsers = context.asManagedUsers.map((regex: string) => new RegExp(regex));
   }
 
   let menu: MenuItem[] = [];
-  if (context.menu) {
-    menu = context.menu;
-  }
-  if (context.supportURL) {
-    const migratedSupportURL = {
-      label: "Contact support",
-      icon: "SupportAgent",
-      url: context.supportURL,
-    };
-    console.warn("supportURL config option is deprecated. Please, use the menu option instead. Automatically migrated to the new menu option:", migratedSupportURL);
-    menu.push(migratedSupportURL as MenuItem);
+  if (context?.menu) {
+    menu = context.menu as MenuItem[];
   }
   if (menu.length > 0) {
-    storage.setItem("menu", JSON.stringify(menu));
+    config.menu = menu;
   }
+}
 
-  // below we try to calculate "final" config, which will contain values from context and already set values in storage
-  // because LoadConfig could be called multiple times to get config from different sources
-  let finalRestrictBaseUrl: string | string[] = "";
-  try {
-    finalRestrictBaseUrl = JSON.parse(storage.getItem("restrict_base_url") || "");
-    if (Array.isArray(finalRestrictBaseUrl) && finalRestrictBaseUrl.length == 1) {
-      finalRestrictBaseUrl = finalRestrictBaseUrl[0];
-    }
-  } catch (e) {}
-  let finalAsManagedUsers: string[] = [];
-  try {
-    finalAsManagedUsers = JSON.parse(storage.getItem("as_managed_users") || "");
-  } catch (e) {}
-
-  let finalMenu: MenuItem[] = [];
-  try {
-    finalMenu = JSON.parse(storage.getItem("menu") || "");
-  } catch (e) {}
-
-  return {
-    restrictBaseUrl: finalRestrictBaseUrl,
-    asManagedUsers: finalAsManagedUsers,
-    supportURL: storage.getItem("support_url") || "",
-    menu: finalMenu,
-  } as Config;
-
+// get config
+export const GetConfig = (): Config => {
+  return config;
 }
 
 
+// clear config
 export const ClearConfig = () => {
   // config.json
-  storage.removeItem("restrict_base_url");
-  storage.removeItem("as_managed_users");
-  storage.removeItem("support_url");
-  storage.removeItem("menu");
-
+  config = {} as Config;
   // session
-  storage.removeItem("home_server");
-  storage.removeItem("base_url");
-  storage.removeItem("user_id");
-  storage.removeItem("device_id");
-  storage.removeItem("access_token");
-  storage.removeItem("login_type");
+  storage.clear();
 }
diff --git a/src/components/mxid.tsx b/src/components/mxid.tsx
index 0600a26..da7dc32 100644
--- a/src/components/mxid.tsx
+++ b/src/components/mxid.tsx
@@ -1,4 +1,5 @@
 import { Identifier } from "ra-core";
+import { GetConfig } from "./config";
 
 /**
  * Check if a user is managed by an application service
@@ -6,11 +7,5 @@ import { Identifier } from "ra-core";
  * @returns Whether the user is managed by an application service
  */
 export const isASManaged = (id: string | Identifier): boolean => {
-  const managedUsersString = localStorage.getItem("as_managed_users") || '';
-  try {
-    const asManagedUsers = JSON.parse(managedUsersString).map(regex => new RegExp(regex));
-    return asManagedUsers.some(regex => regex.test(id));
-  } catch (e) {
-    return false;
-  }
+  return GetConfig().asManagedUsers.some(regex => regex.test(id as string));
 };
diff --git a/src/index.tsx b/src/index.tsx
index 0f2e105..929621e 100644
--- a/src/index.tsx
+++ b/src/index.tsx
@@ -3,46 +3,15 @@ import React from "react";
 import { createRoot } from "react-dom/client";
 
 import App from "./App";
-import { Config, WellKnownKey, LoadConfig } from "./components/config";
+import { FetchConfig, GetConfig } from "./components/config";
 import { AppContext } from "./AppContext";
 import storage from "./storage";
 
-// load config.json
-let props: Config = {
-  restrictBaseUrl: [],
-  asManagedUsers: [],
-  supportURL: "",
-  menu: [],
-};
-try {
-  const resp = await fetch("config.json");
-  const configJSON = await resp.json();
-  console.log("Loaded config.json", configJSON);
-  props = LoadConfig(configJSON as Config);
-} catch (e) {
-  console.error(e);
-}
-
-// if home_server is set, try to load https://home_server/.well-known/matrix/client
-const homeserver = storage.getItem("home_server");
-if (homeserver) {
-  try {
-    const resp = await fetch(`https://${homeserver}/.well-known/matrix/client`);
-    const configWK = await resp.json();
-    if (!configWK[WellKnownKey]) {
-      console.log(`Loaded https://${homeserver}.well-known/matrix/client, but it doesn't contain ${WellKnownKey} key, skipping`, configWK);
-    } else {
-      console.log(`Loaded https://${homeserver}.well-known/matrix/client`, configWK);
-      props = LoadConfig(configWK[WellKnownKey] as Config);
-    }
-  } catch (e) {
-    console.log(`https://${homeserver}/.well-known/matrix/client not found, skipping`, e);
-  }
-}
+await FetchConfig();
 
 createRoot(document.getElementById("root")).render(
       <React.StrictMode>
-        <AppContext.Provider value={props}>
+        <AppContext.Provider value={GetConfig()}>
           <App />
         </AppContext.Provider>
       </React.StrictMode>
diff --git a/src/synapse/authProvider.ts b/src/synapse/authProvider.ts
index 4417ebc..26358f8 100644
--- a/src/synapse/authProvider.ts
+++ b/src/synapse/authProvider.ts
@@ -3,7 +3,7 @@ import { AuthProvider, HttpError, Options, fetchUtils } from "react-admin";
 import storage from "../storage";
 import { MatrixError, displayError } from "../components/error";
 import { fetchAuthenticatedMedia } from "../utils/fetchMedia";
-import { ClearConfig } from "../components/config";
+import { FetchConfig, ClearConfig } from "../components/config";
 
 const authProvider: AuthProvider = {
   // called when the user attempts to log in
@@ -82,6 +82,11 @@ const authProvider: AuthProvider = {
       storage.setItem("device_id", json.device_id);
       storage.setItem("login_type", accessToken ? "accessToken" : "credentials");
 
+      // when doing access token auth, config is not fetched, so we need to do it here
+      if (accessToken) {
+        await FetchConfig();
+      }
+
       return Promise.resolve({redirectTo: "/"});
     } catch(err) {
       const error = err as HttpError;