diff --git a/package-lock.json b/package-lock.json
index 5f83e79..78b3c74 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "2.0.0",
       "license": "AGPL-3.0-or-later",
       "dependencies": {
-        "@openmouse/protocol": "0.23.0",
+        "@openmouse/protocol": "0.23.1",
         "lucide-react": "^1.43.0",
         "preact": "^10.29.8"
       },
@@ -481,9 +481,9 @@
       }
     },
     "node_modules/@openmouse/protocol": {
-      "version": "0.23.0",
-      "resolved": "https://registry.npmjs.org/@openmouse/protocol/-/protocol-0.23.0.tgz",
-      "integrity": "sha512-r41kCnNM/ugSrYo7iuD5Hb6S1tXOGzyLBdfkNY83GTBPvJYhyv44jUHF3jIDpWiRypE5V5wBMIelt6zJQ72fQw==",
+      "version": "0.23.1",
+      "resolved": "https://registry.npmjs.org/@openmouse/protocol/-/protocol-0.23.1.tgz",
+      "integrity": "sha512-CRbE4W/FnE0iaSccYCTwvIcO98SMzZcmYa6oB5foi8DwAhrB72xbVSJpvXkprn0zWEGQQwfLSJRjKcQPeBb91A==",
       "engines": {
         "node": ">=20"
       }
diff --git a/package.json b/package.json
index e35b74d..0bdfef5 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,7 @@
     "preview": "vite preview"
   },
   "dependencies": {
-    "@openmouse/protocol": "0.23.0",
+    "@openmouse/protocol": "0.23.1",
     "lucide-react": "^1.43.0",
     "preact": "^10.29.8"
   },
diff --git a/src/app/Profiles.tsx b/src/app/Profiles.tsx
index 452d058..a2b6a00 100644
--- a/src/app/Profiles.tsx
+++ b/src/app/Profiles.tsx
@@ -87,6 +87,17 @@ export function Profiles({
         >
           <IconShare />
         </button>
+        {snapshot.setupProfilesAvailable ? (
+          <button
+            id="setup-logitech-profiles"
+            className="icon-button profile-setup-button"
+            type="button"
+            disabled={snapshot.settingInProgress}
+            onClick={() => void control.setUpLogitechProfiles()}
+          >
+            {t(locale, "prof.setUp")}
+          </button>
+        ) : null}
         {snapshot.resetProfilesAvailable ? (
           <button
             id="reset-logitech-profiles"
diff --git a/src/control-profiles.css b/src/control-profiles.css
index 3cd9a70..536e790 100644
--- a/src/control-profiles.css
+++ b/src/control-profiles.css
@@ -161,6 +161,7 @@
 
 /* Square icon buttons, matching the segmented controls' border and hover. */
 .icon-button { display:inline-flex;align-items:center;justify-content:center;align-self:center;padding:.34rem;border:1px solid var(--border);border-radius:7px;background:var(--surface-raised);color:var(--text-soft);cursor:pointer;transition:border-color .16s ease,color .16s ease,background .16s ease }
+.icon-button.profile-setup-button { padding:.34rem .75rem;color:var(--ui-accent);font-size:.68rem;font-weight:600;white-space:nowrap }
 .icon-button:hover:not(:disabled) { border-color:var(--ghost);background:var(--surface-hover-soft);color:var(--text-input) }
 .icon-button:disabled { opacity:.45;cursor:not-allowed }
 .icon-button.profile-delete-button { border-color:color-mix(in srgb,var(--destructive) 46%,var(--surface-panel));background:color-mix(in srgb,var(--destructive) 14%,var(--surface-panel));color:color-mix(in srgb,var(--destructive) 76%,var(--text-hover)) }
diff --git a/src/device/controller.ts b/src/device/controller.ts
index d033729..74a4bea 100644
--- a/src/device/controller.ts
+++ b/src/device/controller.ts
@@ -101,6 +101,7 @@ import { setCaptureContext } from "../capture-context";
 import {
   decodeProfileKey, encodeProfileKey, profileKeyMatchesDevice, type ProfileKeyPayload,
 } from "./profile-key";
+import { hasCapturedFactoryProfiles } from "./logitech-factory";
 import type { MouseLighting, MouseStatus } from "@openmouse/protocol/drivers/mouse-types";
 import type { KsnakeMacroProfile } from "@openmouse/protocol/ksnake";
 import {
@@ -549,6 +550,11 @@ function buildSnapshot(): ControlSnapshot {
     resetProfilesAvailable: logitechClient() !== null
       && latestDeviceStatus?.brand === "Logitech"
       && supportsFactoryReset(latestDeviceStatus?.onboardProfileFormat?.id ?? null),
+    setupProfilesAvailable: logitechClient() !== null
+      && latestDeviceStatus?.brand === "Logitech"
+      && hasCapturedFactoryProfiles(latestDeviceStatus?.onboardProfileFormat)
+      && onboardProfiles !== null
+      && onboardProfiles.length === 0,
     previewMode,
     previewEnabled: previewModeEnabled,
     previewEntries,
@@ -4018,6 +4024,51 @@ export async function resetLogitechProfiles(): Promise<void> {
   }
 }
 
+/**
+ * Gives a Logitech mouse with no stored profiles (G HUB has never linked it)
+ * the factory set, so G HUB is not needed first. Only offered where a complete
+ * factory image was captured, and only while the profile list is empty.
+ */
+export async function setUpLogitechProfiles(): Promise<void> {
+  if (blockedByGameProfileDraft()) return;
+  const client = logitechClient();
+  if (!client || settingInProgress || !hasCapturedFactoryProfiles(lastProfileFormat)) return;
+  if (onboardProfiles === null || onboardProfiles.length > 0) return;
+
+  const confirmed = window.confirm(
+    "This mouse has no onboard profiles yet.\n\n"
+    + "Set them up now? OpenMouse will write the Logitech factory profiles into the mouse's memory, with profile 1 active, without G HUB having to link it first.\n\n"
+    + "This replays the sequence captured from G HUB's own reset. It has not been confirmed on a mouse G HUB has never linked.",
+  );
+  if (!confirmed) return;
+
+  settingInProgress = true;
+  readStatus = st("ctl.resetting");
+  onboardStatus = st("ctl.writingDefaults");
+  emit();
+  recordDiagnosticCommand("Set up Logitech onboard profiles on a mouse with none");
+  try {
+    await client.initializeBlankOnboardProfiles();
+    onboardProfiles = await client.readOnboardProfiles();
+    editedProfile = onboardProfiles[0]?.sector ?? "host";
+    lastDeviceMode = "Onboard";
+    const status = await client.readStatus();
+    deviceStatuses.set(client.device, status);
+    applyStatus(status);
+    readStatus = st("ctl.resetDone");
+    onboardStatus = st("ctl.resetComplete");
+  } catch (error) {
+    recordDiagnosticError(error, st("ctl.unableReset"));
+    const message = error instanceof Error ? error.message : "Unable to set up the onboard profiles.";
+    readStatus = message;
+    onboardStatus = message;
+    onboardProfiles = null;
+    await reloadOnboardProfiles();
+  } finally {
+    endDeviceWrite();
+  }
+}
+
 export function bunnyHopSupported(): boolean {
   return editedProfileEntry() !== null && capabilitiesForFormat(lastProfileFormat?.id).bunnyHop;
 }
diff --git a/src/device/logitech-factory.test.ts b/src/device/logitech-factory.test.ts
new file mode 100644
index 0000000..594936d
--- /dev/null
+++ b/src/device/logitech-factory.test.ts
@@ -0,0 +1,27 @@
+import assert from "node:assert/strict";
+import test from "node:test";
+
+import type { MouseStatus } from "@openmouse/protocol/drivers/mouse-types";
+import { hasCapturedFactoryProfiles } from "./logitech-factory.ts";
+
+function format(id: number): NonNullable<MouseStatus["onboardProfileFormat"]> {
+  return { id, name: `format ${id}`, base: "0x8100", supported: true, verified: true, writable: true };
+}
+
+test("only the captured profile format is offered a factory setup", () => {
+  assert.equal(hasCapturedFactoryProfiles(format(8)), true);
+});
+
+test("a format whose factory sectors were never captured is not offered one", () => {
+  // Format 7 passes supportsFactoryReset(), which is what the button used to be
+  // gated on: a PRO X Superlight 2 with no profiles offered the button and then
+  // threw "Factory profiles have not been captured for profile format 7" after
+  // the user had already confirmed a flash write.
+  assert.equal(hasCapturedFactoryProfiles(format(7)), false);
+  assert.equal(hasCapturedFactoryProfiles(format(6)), false);
+});
+
+test("an unknown or unread format is not offered a factory setup", () => {
+  assert.equal(hasCapturedFactoryProfiles(null), false);
+  assert.equal(hasCapturedFactoryProfiles(undefined), false);
+});
diff --git a/src/device/logitech-factory.ts b/src/device/logitech-factory.ts
new file mode 100644
index 0000000..7ed6779
--- /dev/null
+++ b/src/device/logitech-factory.ts
@@ -0,0 +1,23 @@
+import { factoryDirectoryForFormat } from "@openmouse/protocol/drivers/logitech/onboard-profiles";
+import type { MouseStatus } from "@openmouse/protocol/drivers/mouse-types";
+
+/** The sector size of the only factory image captured so far (format 8). */
+const CAPTURED_FACTORY_SECTOR_SIZE = 255;
+
+/**
+ * Whether OpenMouse can give this mouse the factory onboard profiles. A factory
+ * image exists only for the profile format whose sectors were captured:
+ * `factoryDirectoryForFormat` returns null for every other format and sector
+ * size. `supportsFactoryReset` is the wrong question here because it is also true
+ * for profile format 7, whose factory sectors were never captured — the client
+ * would then refuse after the user had already confirmed a flash write.
+ *
+ * The client re-checks the mouse's own sector size before it writes, so this only
+ * decides whether the button is offered at all.
+ */
+export function hasCapturedFactoryProfiles(
+  format: MouseStatus["onboardProfileFormat"] | null | undefined,
+): boolean {
+  return format != null
+    && factoryDirectoryForFormat(format.id, CAPTURED_FACTORY_SECTOR_SIZE) !== null;
+}
diff --git a/src/device/types.ts b/src/device/types.ts
index 809194e..d9555ab 100644
--- a/src/device/types.ts
+++ b/src/device/types.ts
@@ -229,6 +229,8 @@ export interface ControlSnapshot {
   diagnosticsOpen: boolean;
   captureAvailable: boolean;
   resetProfilesAvailable: boolean;
+  /** A Logitech mouse with no stored profiles that OpenMouse can set up itself. */
+  setupProfilesAvailable: boolean;
 
   previewMode: PreviewMode | null;
   previewEnabled: boolean;
diff --git a/src/i18n-ar.ts b/src/i18n-ar.ts
index ab80f54..ae9b87a 100644
--- a/src/i18n-ar.ts
+++ b/src/i18n-ar.ts
@@ -568,6 +568,7 @@ export const ar: Record<I18nKey, string> = {
   "prof.reload": "إعادة تحميل الملفات",
   "prof.deleteReset": "حذف وإعادة تعيين كل ملف مدمج",
   "prof.restoreDefaults": "استعادة كل ملف مدمج نهائيًا إلى إعدادات Logitech الافتراضية",
+  "prof.setUp": "إعداد الملفات",
   "prof.openHost": "فتح إعدادات المضيف",
   "prof.hostAlready": "الماوس في وضع المضيف بالفعل",
   "prof.switchHost": "تبديل الماوس إلى وضع المضيف",
diff --git a/src/i18n-de.ts b/src/i18n-de.ts
index 096736c..5355d1d 100644
--- a/src/i18n-de.ts
+++ b/src/i18n-de.ts
@@ -569,6 +569,7 @@ export const de: Record<I18nKey, string> = {
   "prof.reload": "Profile neu laden",
   "prof.deleteReset": "Alle internen Profile löschen und zurücksetzen",
   "prof.restoreDefaults": "Alle internen Profile dauerhaft auf Logitech-Standardwerte zurücksetzen",
+  "prof.setUp": "Profile einrichten",
   "prof.openHost": "Host-Einstellungen öffnen",
   "prof.hostAlready": "Die Maus ist bereits im Host-Modus",
   "prof.switchHost": "Maus in den Host-Modus schalten",
diff --git a/src/i18n-es.ts b/src/i18n-es.ts
index f8c70ba..e9b31c2 100644
--- a/src/i18n-es.ts
+++ b/src/i18n-es.ts
@@ -569,6 +569,7 @@ export const es: Record<I18nKey, string> = {
   "prof.reload": "Recargar perfiles",
   "prof.deleteReset": "Eliminar y restablecer todos los perfiles integrados",
   "prof.restoreDefaults": "Restaurar permanentemente todos los perfiles integrados a los valores predeterminados de Logitech",
+  "prof.setUp": "Configurar perfiles",
   "prof.openHost": "Abrir configuración de host",
   "prof.hostAlready": "El mouse ya está en modo host",
   "prof.switchHost": "Cambiar el mouse a modo host",
diff --git a/src/i18n-fr.ts b/src/i18n-fr.ts
index bc77a12..c6ff782 100644
--- a/src/i18n-fr.ts
+++ b/src/i18n-fr.ts
@@ -569,6 +569,7 @@ export const fr: Record<I18nKey, string> = {
   "prof.reload": "Recharger les profils",
   "prof.deleteReset": "Supprimer et réinitialiser tous les profils intégrés",
   "prof.restoreDefaults": "Restaurer définitivement tous les profils intégrés aux valeurs par défaut Logitech",
+  "prof.setUp": "Configurer les profils",
   "prof.openHost": "Ouvrir les réglages host",
   "prof.hostAlready": "La souris est déjà en mode host",
   "prof.switchHost": "Basculer la souris en mode host",
diff --git a/src/i18n-ja.ts b/src/i18n-ja.ts
index 94910ed..46163f7 100644
--- a/src/i18n-ja.ts
+++ b/src/i18n-ja.ts
@@ -569,6 +569,7 @@ export const ja: Record<I18nKey, string> = {
   "prof.reload": "プロファイルを再読み込み",
   "prof.deleteReset": "すべての内蔵プロファイルを削除してリセット",
   "prof.restoreDefaults": "すべての内蔵プロファイルをLogitechのデフォルトに完全に復元",
+  "prof.setUp": "プロファイルを設定",
   "prof.openHost": "ホスト設定を開く",
   "prof.hostAlready": "マウスはすでにホストモードです",
   "prof.switchHost": "マウスをホストモードに切り替え",
diff --git a/src/i18n-ko.ts b/src/i18n-ko.ts
index 324cefd..489e479 100644
--- a/src/i18n-ko.ts
+++ b/src/i18n-ko.ts
@@ -569,6 +569,7 @@ export const ko: Record<I18nKey, string> = {
   "prof.reload": "프로필 다시 불러오기",
   "prof.deleteReset": "모든 내장 프로필 삭제 및 초기화",
   "prof.restoreDefaults": "모든 내장 프로필을 Logitech 기본값으로 영구 복원",
+  "prof.setUp": "프로필 설정",
   "prof.openHost": "호스트 설정 열기",
   "prof.hostAlready": "마우스가 이미 호스트 모드입니다",
   "prof.switchHost": "마우스를 호스트 모드로 전환",
diff --git a/src/i18n-pt.ts b/src/i18n-pt.ts
index 6f1af09..521793b 100644
--- a/src/i18n-pt.ts
+++ b/src/i18n-pt.ts
@@ -569,6 +569,7 @@ export const pt: Record<I18nKey, string> = {
   "prof.reload": "Recarregar perfis",
   "prof.deleteReset": "Apagar e redefinir todos os perfis internos",
   "prof.restoreDefaults": "Restaurar permanentemente todos os perfis internos aos padrões Logitech",
+  "prof.setUp": "Configurar perfis",
   "prof.openHost": "Abrir configurações do host",
   "prof.hostAlready": "O mouse já está no modo host",
   "prof.switchHost": "Trocar o mouse para o modo host",
diff --git a/src/i18n-ru.ts b/src/i18n-ru.ts
index 41e2809..77af7d7 100644
--- a/src/i18n-ru.ts
+++ b/src/i18n-ru.ts
@@ -568,6 +568,7 @@ export const ru: Record<I18nKey, string> = {
   "prof.reload": "Перезагрузить профили",
   "prof.deleteReset": "Удалить и сбросить все встроенные профили",
   "prof.restoreDefaults": "Безвозвратно вернуть все встроенные профили к настройкам Logitech",
+  "prof.setUp": "Настроить профили",
   "prof.openHost": "Открыть настройки хоста",
   "prof.hostAlready": "Мышь уже в режиме хоста",
   "prof.switchHost": "Перевести мышь в режим хоста",
diff --git a/src/i18n-vi.ts b/src/i18n-vi.ts
index 1992451..d5f97ee 100644
--- a/src/i18n-vi.ts
+++ b/src/i18n-vi.ts
@@ -517,6 +517,7 @@ export const vi: Record<I18nKey, string> = {
   "prof.reload": "Tải lại profiles",
   "prof.deleteReset": "Xóa và đặt lại mọi profile lưu trên chuột",
   "prof.restoreDefaults": "Khôi phục vĩnh viễn mọi profile lưu trên chuột về mặc định Logitech",
+  "prof.setUp": "Thiết lập hồ sơ",
   "prof.openHost": "Mở cài đặt host",
   "prof.hostAlready": "Chuột đã ở host mode",
   "prof.switchHost": "Chuyển chuột sang host mode",
diff --git a/src/i18n-zh.ts b/src/i18n-zh.ts
index de10898..2243f60 100644
--- a/src/i18n-zh.ts
+++ b/src/i18n-zh.ts
@@ -569,6 +569,7 @@ export const zh: Record<I18nKey, string> = {
   "prof.reload": "重新加载配置文件",
   "prof.deleteReset": "删除并重置全部板载配置文件",
   "prof.restoreDefaults": "将全部板载配置文件永久恢复为罗技默认值",
+  "prof.setUp": "设置配置文件",
   "prof.openHost": "打开主机设置",
   "prof.hostAlready": "鼠标已处于主机模式",
   "prof.switchHost": "将鼠标切换到主机模式",
diff --git a/src/i18n.ts b/src/i18n.ts
index edbc7b0..c2fd67b 100644
--- a/src/i18n.ts
+++ b/src/i18n.ts
@@ -573,6 +573,7 @@ const en = {
   "prof.reload": "Reload profiles",
   "prof.deleteReset": "Delete and reset every onboard profile",
   "prof.restoreDefaults": "Permanently restore every onboard profile to Logitech defaults",
+  "prof.setUp": "Set up profiles",
   "prof.openHost": "Open host settings",
   "prof.hostAlready": "The mouse is already in host mode",
   "prof.switchHost": "Switch the mouse to host mode",
@@ -762,7 +763,7 @@ const en = {
   "ctl.progProfile": "Switching profile…",
   "ctl.switchingLayer": "Switching to {label}…",
   "ctl.readingProfiles": "Reading onboard profiles…",
-  "ctl.noProfiles": "This mouse reported no onboard profiles.",
+  "ctl.noProfiles": "No onboard profiles are saved on this mouse yet. Logitech mice normally get them when G HUB links the mouse once: open G HUB, let it detect the mouse, then reload here. Where Set up profiles is shown, OpenMouse can create them itself.",
   "ctl.noNameField": "This profile format has no name field.",
   "ctl.selectedMouse": "the selected mouse",
   "ctl.autoSleep": "Auto sleep {v}",