diff --git a/frontend/src/routes/auth/about/[id]/+page.server.js b/frontend/src/routes/auth/about/[id]/+page.server.js
index dbad482..0371d7c 100644
--- a/frontend/src/routes/auth/about/[id]/+page.server.js
+++ b/frontend/src/routes/auth/about/[id]/+page.server.js
@@ -1,6 +1,7 @@
 import { BASE_API_URI } from "$lib/utils/constants";
 import { formatError } from "$lib/utils/helpers";
 import { fail, redirect } from "@sveltejs/kit";
+import { toRFC3339 } from "$lib/utils/utils";
 
 /** @type {import('./$types').PageServerLoad} */
 export async function load({ locals, params }) {
@@ -21,19 +22,50 @@ export const actions = {
    * @returns Error data or redirects user to the home page or the previous page
    */
   updateUser: async ({ request, fetch, cookies, locals }) => {
-    const formData = await request.formData();
-    /** @type {Record<string, string>} */
-    const updateData = {};
+    let formData = await request.formData();
 
-    // Convert FormData to a plain object
-    formData.forEach((value, key) => {
-      if (typeof value === "string" && value !== "") {
-        updateData[key] = value;
-      }
-    });
+    /** @type {Partial<App.Locals['user']>} */
+    const updateData = {
+      id: Number(formData.get("id")),
+      first_name: String(formData.get("first_name")),
+      last_name: String(formData.get("last_name")),
+      email: String(formData.get("email")),
+      phone: String(formData.get("phone")),
+      notes: String(formData.get("notes")),
+      address: String(formData.get("address")),
+      zip_code: String(formData.get("zip_code")),
+      city: String(formData.get("city")),
+      date_of_birth: toRFC3339(formData.get("birth_date")),
+      company: String(formData.get("company")),
+      profile_picture: String(formData.get("profile_picture")),
+      membership: {
+        id: Number(formData.get("membership_id")),
+        start_date: toRFC3339(formData.get("membership_start_date")),
+        end_date: toRFC3339(formData.get("membership_end_date")),
+        status: Number(formData.get("membership_status")),
+        parent_member_id: Number(formData.get("parent_member_id")),
+        subscription_model: {
+          id: Number(formData.get("subscription_model_id")),
+          name: String(formData.get("subscription_model_name")),
+        },
+      },
+      bank_account: {
+        id: Number(formData.get("bank_account_id")),
+        mandate_date_signed: String(formData.get("mandate_date_signed")),
+        bank: String(formData.get("bank")),
+        account_holder_name: String(formData.get("account_holder_name")),
+        iban: String(formData.get("iban")),
+        bic: String(formData.get("bic")),
+        mandate_reference: String(formData.get("mandate_reference")),
+      },
+    };
 
+    // Remove undefined or null properties
+    const cleanUpdateData = Object.fromEntries(
+      Object.entries(updateData).filter(([_, v]) => v != null)
+    );
+    console.dir(cleanUpdateData);
     const apiURL = `${BASE_API_URI}/backend/users/update/`;
-
     const res = await fetch(apiURL, {
       method: "PATCH",
       credentials: "include",
@@ -41,7 +73,7 @@ export const actions = {
         "Content-Type": "application/json",
         Cookie: `jwt=${cookies.get("jwt")}`,
       },
-      body: JSON.stringify(updateData),
+      body: JSON.stringify(cleanUpdateData),
     });
 
     if (!res.ok) {
@@ -51,11 +83,11 @@ export const actions = {
     }
 
     const response = await res.json();
-
     locals.user = response;
 
+    // Format dates
     if (locals.user.date_of_birth) {
-      locals.user.date_of_birth = response["date_of_birth"].split("T")[0];
+      locals.user.date_of_birth = response.date_of_birth.split("T")[0];
     }
     if (locals.user.membership?.start_date) {
       locals.user.membership.start_date =
@@ -65,6 +97,7 @@ export const actions = {
       locals.user.membership.end_date =
         locals.user.membership.end_date.split("T")[0];
     }
+
     throw redirect(303, `/auth/about/${response.id}`);
   },
   /**
@@ -102,6 +135,7 @@ export const actions = {
       profile_picture: response[""],
     };
   },
+
   /**
    *
    * @param request - The request object
diff --git a/frontend/src/routes/auth/about/[id]/+page.svelte b/frontend/src/routes/auth/about/[id]/+page.svelte
index 45ede1a..f86b1d8 100644
--- a/frontend/src/routes/auth/about/[id]/+page.svelte
+++ b/frontend/src/routes/auth/about/[id]/+page.svelte
@@ -11,7 +11,14 @@
   import { t } from "svelte-i18n";
   import { fly } from "svelte/transition";
 
-  $: ({ user } = $page.data);
+  /** @type {import('./$types').ActionData} */
+  export let form;
+
+  /** @type {App.Locals['subscriptions']}*/
+  $: subscriptions = $page.data.subscriptions;
+
+  /** @type {App.Locals['user']}*/
+  $: user = $page.data.user;
 
   /** @typedef {{name: string, src: string}} Avatar */
   const avatarFiles = import.meta.glob("$lib/img/Avatar-*.jpeg", {
@@ -20,11 +27,38 @@
   /** @type{Avatar[]} */
   let avatars = [];
 
-  const TABS = ["profile", "membership", "bankaccount"];
+  const TABS = ["profile", "licence", "membership", "bankaccount"];
   let activeTab = TABS[0];
 
-  /** @type{string[]} */
-  let errorMessages = [];
+  $: subscriptionModelOptions = subscriptions.map((sub) => ({
+    value: sub?.name ?? "",
+    label: sub?.name ?? "",
+  }));
+
+  const userStatusOptions = [
+    { value: 1, label: $t("userStatus.1"), color: "#b1b1b1" }, // Grey for "Nicht verifiziert"
+    { value: 2, label: $t("userStatus.2"), color: "#90EE90" }, // Light green for "Verifiziert"
+    { value: 3, label: $t("userStatus.3"), color: "#00bc00" }, // Green for "Aktiv"
+    { value: 4, label: $t("userStatus.4"), color: "#FFC0CB" }, // Pink for "Passiv"
+    { value: 5, label: $t("userStatus.5"), color: "#FF4646" }, // Red for "Deaktiviert"
+  ];
+
+  const userRoleOptions = [
+    { value: 0, label: $t("userRole.0"), color: "#b1b1b1" }, // Grey for "Mitglied"
+    { value: 1, label: $t("userRole.1"), color: "#00bc00" }, // Green for "Betrachter"
+    { value: 4, label: $t("userRole.4"), color: "#FFC0CB" }, // Pink for "Bearbeiter"
+    { value: 8, label: $t("userRole.8"), color: "#FF4646" }, // Red for "Admin"
+  ];
+  const membershipStatusOptions = [
+    { value: 3, label: $t("userStatus.3"), color: "#00bc00" }, // Green for "Aktiv"
+    { value: 4, label: $t("userStatus.4"), color: "#FFC0CB" }, // Pink for "Passiv"
+    { value: 5, label: $t("userStatus.5"), color: "#FF4646" }, // Red for "Deaktiviert"
+  ];
+  const licenceStatusOptions = [
+    { value: 3, label: $t("userStatus.3"), color: "#00bc00" }, // Green for "Aktiv"
+    { value: 4, label: $t("userStatus.4"), color: "#FFC0CB" }, // Pink for "Passiv"
+    { value: 5, label: $t("userStatus.5"), color: "#FF4646" }, // Red for "Deaktiviert"
+  ];
 
   let showModal = false,
     isUploading = false,
@@ -37,7 +71,13 @@
   const close = () => (showModal = false);
   const toggleAvatars = () => (showAvatars = !showAvatars);
 
+  $: selectedSubscriptionModel =
+    subscriptions.find(
+      (sub) => sub?.id === user.membership?.subscription_model.id
+    ) || null;
+
   onMount(() => {
+    console.dir(user);
     avatars = Object.entries(avatarFiles).map(([path, module]) => {
       if (typeof path !== "string") {
         throw new Error("Unexpected non-string path");
@@ -60,9 +100,6 @@
     });
   });
 
-  /** @type {import('./$types').ActionData} */
-  export let form;
-
   /**
    * Sets the active tab
    * @param {string} tab - The tab to set as active
@@ -73,28 +110,11 @@
 
   /** @type {import('./$types').SubmitFunction} */
   const handleUpdate = async ({ form, formData, action, cancel }) => {
-    errorMessages = [];
-    const errorElements = form.querySelectorAll(".error-message");
-
-    errorElements.forEach((element) => {
-      if (element.textContent) {
-        errorMessages.push(element.textContent);
-      }
-    });
-
-    if (errorMessages.length > 0) {
-      cancel();
-      return;
-    }
-
-    errorMessages = [];
     isUpdating = true;
     return async ({ result }) => {
       isUpdating = false;
       if (result.type === "success" || result.type === "redirect") {
         close();
-      } else if (result.type == "failure" && result.data?.errors) {
-        errorMessages = result.data.errors.map((error) => error.error);
       }
       await applyAction(result);
     };
@@ -164,10 +184,10 @@
         <span class="value">{user.phone}</span>
       </h3>
     {/if}
-    {#if user.birth_date}
+    {#if user.date_of_birth}
       <h3 class="hero-subtitle subtitle info-row">
         <span class="label">Geburtstag:</span>
-        <span class="value">{user.birth_date}</span>
+        <span class="value">{user.date_of_birth}</span>
       </h3>
     {/if}
     {#if user.notes}
@@ -256,6 +276,7 @@
       method="POST"
       use:enhance={handleUpdate}
     >
+      <input name="id" type="number" hidden bind:value={user.id} />
       <h1 class="step-title" style="text-align: center;">{$t("user_edit")}</h1>
       {#if form?.success}
         <h4
@@ -298,150 +319,238 @@
           </button>
         {/each}
       </div>
-      {#if activeTab == "profile"}
-        <div class="tab-content">
+      <div
+        class="tab-content"
+        style="display: {activeTab === 'profile' ? 'block' : 'none'}"
+      >
+        <InputField
+          name="status"
+          type="select"
+          label={$t("status")}
+          bind:value={user.status}
+          options={userStatusOptions}
+        />
+        {#if user.role_id === 8}
           <InputField
-            name="password"
-            type="password"
-            label={$t("password")}
-            placeholder={$t("placeholder_password")}
-            bind:value={password}
-            otherPasswordValue={password2}
+            name="role_id"
+            type="select"
+            label={$t("user_role")}
+            bind:value={user.role_id}
+            options={userRoleOptions}
           />
-          <InputField
-            name="password2"
-            type="password"
-            label={$t("password_repeat")}
-            placeholder={$t("placeholder_password")}
-            bind:value={password2}
-            otherPasswordValue={password}
-          />
-          <InputField
-            name="first_name"
-            label={$t("first_name")}
-            value={user.first_name}
-            placeholder={$t("placeholder_first_name")}
-          />
-          <InputField
-            name="last_name"
-            label={$t("last_name")}
-            value={user.last_name}
-            placeholder={$t("placeholder_last_name")}
-          />
-          <InputField
-            name="email"
-            type="email"
-            label={$t("email")}
-            value={user.email}
-            placeholder={$t("placeholder_email")}
-          />
-          <InputField
-            name="phone"
-            type="tel"
-            label={$t("phone")}
-            value={user.phone || ""}
-            placeholder={$t("placeholder_phone")}
-          />
-          <InputField
-            name="birth_date"
-            type="date"
-            label={$t("birth_date")}
-            value={user.birth_date || ""}
-            placeholder={$t("placeholder_birth_date")}
-          />
-          <InputField
-            name="address"
-            label={$t("address")}
-            value={user.address || ""}
-            placeholder={$t("placeholder_address")}
-          />
-          <InputField
-            name="zip_code"
-            label={$t("zip_code")}
-            value={user.zip_code || ""}
-            placeholder={$t("placeholder_zip_code")}
-          />
-          <InputField
-            name="city"
-            label={$t("city")}
-            value={user.city || ""}
-            placeholder={$t("placeholder_city")}
-          />
-        </div>
-      {:else if activeTab == "membership"}
-        <div class="tab-content">
-          <InputField
-            name="membership_status"
-            label={$t("status")}
-            value={user.membership?.status || ""}
-          />
-          <InputField
-            name="membership_start_date"
-            type="date"
-            label={$t("start")}
-            value={user.membership?.start_date || ""}
-            placeholder={$t("placeholder_start_date")}
-          />
-          <InputField
-            name="membership_end_date"
-            type="date"
-            label={$t("end")}
-            value={user.membership?.end_date || ""}
-            placeholder={$t("placeholder_end_date")}
-          />
-          <InputField
-            name="parent_member_id"
-            type="number"
-            label={$t("parent_member_id")}
-            value={user.membership?.parent_member_id || ""}
-            placeholder={$t("placeholder_parent_member_id")}
-          />
-        </div>
-      {:else if activeTab == "bankaccount"}
-        <div class="tab-content">
-          <InputField
-            name="account_holder_name"
-            label={$t("bank_account_holder")}
-            value={user.bank_account?.account_holder_name || ""}
-            placeholder={$t("placeholder_bank_account_holder")}
-          />
-          <InputField
-            name="bank"
-            label={$t("bank_name")}
-            value={user.bank_account?.bank || ""}
-            placeholder={$t("placeholder_bank_name")}
-          />
-          <InputField
-            name="iban"
-            label={$t("iban")}
-            value={user.bank_account?.iban || ""}
-            placeholder={$t("placeholder_iban")}
-            toUpperCase={true}
-          />
-          <InputField
-            name="bic"
-            label={$t("bic")}
-            value={user.bank_account?.bic || ""}
-            placeholder={$t("placeholder_bic")}
-            toUpperCase={true}
-          />
-          <InputField
-            name="mandate_reference"
-            label={$t("mandate_reference")}
-            value={user.bank_account?.mandate_reference || ""}
-            placeholder={$t("placeholder_mandate_reference")}
-          />
-        </div>
-      {/if}
-      {#if errorMessages.length > 0}
-        <div class="error-container">
-          {#each errorMessages as message, i (i)}
-            <p class="error-message" transition:fly={{ y: -20, duration: 300 }}>
-              {message}
+        {/if}
+        <InputField
+          name="password"
+          type="password"
+          label={$t("password")}
+          placeholder={$t("placeholder.password")}
+          bind:value={password}
+          otherPasswordValue={password2}
+        />
+        <InputField
+          name="password2"
+          type="password"
+          label={$t("password_repeat")}
+          placeholder={$t("placeholder.password")}
+          bind:value={password2}
+          otherPasswordValue={password}
+        />
+        <InputField
+          name="first_name"
+          label={$t("first_name")}
+          bind:value={user.first_name}
+          placeholder={$t("placeholder.first_name")}
+          required={true}
+        />
+        <InputField
+          name="last_name"
+          label={$t("last_name")}
+          bind:value={user.last_name}
+          placeholder={$t("placeholder.last_name")}
+          required={true}
+        />
+        <InputField
+          name="company"
+          label={$t("company")}
+          bind:value={user.company}
+          placeholder={$t("placeholder.company")}
+        />
+        <InputField
+          name="email"
+          type="email"
+          label={$t("email")}
+          bind:value={user.email}
+          placeholder={$t("placeholder.email")}
+          required={true}
+        />
+        <InputField
+          name="phone"
+          type="tel"
+          label={$t("phone")}
+          bind:value={user.phone}
+          placeholder={$t("placeholder.phone")}
+        />
+        <InputField
+          name="birth_date"
+          type="date"
+          label={$t("birth_date")}
+          bind:value={user.date_of_birth}
+          placeholder={$t("placeholder.birth_date")}
+        />
+        <InputField
+          name="address"
+          label={$t("address")}
+          bind:value={user.address}
+          placeholder={$t("placeholder.address")}
+        />
+        <InputField
+          name="zip_code"
+          label={$t("zip_code")}
+          bind:value={user.zip_code}
+          placeholder={$t("placeholder.zip_code")}
+        />
+        <InputField
+          name="city"
+          label={$t("city")}
+          bind:value={user.city}
+          placeholder={$t("placeholder.city")}
+        />
+        <InputField
+          name="notes"
+          type="textarea"
+          label={$t("notes")}
+          bind:value={user.notes}
+          placeholder={$t("placeholder.notes", {
+            values: { name: user.first_name || "" },
+          })}
+          rows={10}
+        />
+      </div>
+      <div
+        class="tab-content"
+        style="display: {activeTab === 'licence' ? 'block' : 'none'}"
+      >
+        <InputField
+          name="licence_status"
+          type="select"
+          label={$t("status")}
+          bind:value={user.drivers_licence.status}
+          options={licenceStatusOptions}
+        />
+      </div>
+      <div
+        class="tab-content"
+        style="display: {activeTab === 'membership' ? 'block' : 'none'}"
+      >
+        <InputField
+          name="membership_status"
+          type="select"
+          label={$t("status")}
+          bind:value={user.membership.status}
+          options={membershipStatusOptions}
+        />
+        <InputField
+          name="subscription_model_name"
+          type="select"
+          label={$t("subscription_model")}
+          bind:value={user.membership.subscription_model.name}
+          options={subscriptionModelOptions}
+        />
+        <div class="subscription-info">
+          <div class="subscription-column">
+            <p>
+              <strong>{$t("monthly_fee")}:</strong>
+              {selectedSubscriptionModel?.monthly_fee || "-"}
             </p>
-          {/each}
+            <p>
+              <strong>{$t("hourly_rate")}:</strong>
+              {selectedSubscriptionModel?.hourly_rate || "-"}
+            </p>
+            {#if selectedSubscriptionModel?.included_hours_per_year}
+              <p>
+                <strong>{$t("included_hours_per_year")}:</strong>
+                {selectedSubscriptionModel?.included_hours_per_year}
+              </p>
+            {/if}
+            {#if selectedSubscriptionModel?.included_hours_per_month}
+              <p>
+                <strong>{$t("included_hours_per_month")}:</strong>
+                {selectedSubscriptionModel?.included_hours_per_month}
+              </p>
+            {/if}
+          </div>
+          <div class="subscription-column">
+            <p>
+              <strong>{$t("details")}:</strong>
+              {selectedSubscriptionModel?.details || "-"}
+            </p>
+            {#if selectedSubscriptionModel?.conditions}
+              <p>
+                <strong>{$t("conditions")}:</strong>
+                {selectedSubscriptionModel?.conditions}
+              </p>
+            {/if}
+          </div>
         </div>
-      {/if}
+        <InputField
+          name="membership_start_date"
+          type="date"
+          label={$t("start")}
+          bind:value={user.membership.start_date}
+          placeholder={$t("placeholder.start_date")}
+        />
+        <InputField
+          name="membership_end_date"
+          type="date"
+          label={$t("end")}
+          bind:value={user.membership.end_date}
+          placeholder={$t("placeholder.end_date")}
+        />
+        <InputField
+          name="parent_member_id"
+          type="number"
+          label={$t("parent_member_id")}
+          bind:value={user.membership.parent_member_id}
+          placeholder={$t("placeholder.parent_member_id")}
+        />
+      </div>
+      <div
+        class="tab-content"
+        style="display: {activeTab === 'bankaccount' ? 'block' : 'none'}"
+      >
+        <InputField
+          name="account_holder_name"
+          label={$t("bank_account_holder")}
+          bind:value={user.bank_account.account_holder_name}
+          placeholder={$t("placeholder.bank_account_holder")}
+        />
+        <InputField
+          name="bank"
+          label={$t("bank_name")}
+          bind:value={user.bank_account.bank}
+          placeholder={$t("placeholder.bank_name")}
+        />
+        <InputField
+          name="iban"
+          label={$t("iban")}
+          bind:value={user.bank_account.iban}
+          placeholder={$t("placeholder.iban")}
+          toUpperCase={true}
+        />
+        <InputField
+          name="bic"
+          label={$t("bic")}
+          bind:value={user.bank_account.bic}
+          placeholder={$t("placeholder.bic")}
+          toUpperCase={true}
+        />
+        <InputField
+          name="mandate_reference"
+          label={$t("mandate_reference")}
+          bind:value={user.bank_account.mandate_reference}
+          placeholder={$t("placeholder.mandate_reference")}
+        />
+      </div>
       <div class="button-container">
         {#if isUpdating}
           <SmallLoader width={30} message={"Aktualisiere..."} />
@@ -457,18 +566,26 @@
 {/if}
 
 <style>
-  .error-container {
-    background-color: #fee2e2;
-    border: 1px solid #f87171;
-    border-radius: 4px;
-    padding: 1rem;
-    margin-bottom: 1rem;
+  .subscription-info {
+    display: flex;
+    flex-wrap: wrap;
+    gap: 1rem;
+    margin-top: 1rem;
+    font-size: 0.9rem;
   }
 
-  .error-message {
-    color: #dc2626;
+  .subscription-column {
+    flex: 1;
+    min-width: 200px;
+  }
+
+  .subscription-column p {
     margin: 0.5rem 0;
-    font-size: 0.9rem;
+  }
+
+  .subscription-column strong {
+    display: inline-block;
+    min-width: 100px;
   }
   .tab-content {
     padding: 1rem;