diff --git a/CHANGELOG.md b/CHANGELOG.md
index af674bb..e8346d1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,11 @@
 
 Format mengikuti [Keep a Changelog](https://keepachangelog.com/) dan [Semantic Versioning](https://semver.org/).
 
+## [0.6.10] — 2026-11-06 — "acs-lookup"
+
+### Diperbaiki
+- Lookup perangkat GenieACS kini punya fallback lewat data pelanggan (ID, nomor HP, PPPoE, tag ACS, MAC), sehingga perangkat lebih cepat ditemukan dan dashboard tidak menggantung saat tag/ID tidak cocok.
+
 ## [0.6.9] — 2026-11-06 — "acs-wifi-rx"
 
 ### Diperbaiki
diff --git a/README.md b/README.md
index 1a17282..94e0c1c 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@
 
 <p align="center">
   <img src="https://img.shields.io/badge/lisensi-ISC-ADFF2F" alt="Lisensi: ISC">
-  <img src="https://img.shields.io/badge/versi-0.6.9_acs--wifi-ADFF2F" alt="Versi 0.6.9 (acs-wifi-rx)">
+  <img src="https://img.shields.io/badge/versi-0.6.10_acs--lookup-ADFF2F" alt="Versi 0.6.10 (acs-lookup)">
   <img src="https://img.shields.io/badge/Node.js-%E2%89%A520-339933" alt="Node.js >= 20">
   <img src="https://img.shields.io/badge/docker-ready-2496ED?logo=docker&logoColor=white" alt="Docker">
   <a href="https://demo-openisp.oxpoe.xyz"><img src="https://img.shields.io/badge/demo-live-ADFF2F?logo=googlechrome&logoColor=black" alt="Demo"></a>
diff --git a/package.json b/package.json
index 5b380bc..355a21d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "open-isp",
-  "version": "0.6.9",
+  "version": "0.6.10",
   "description": "OPEN-ISP \u2014 sistem billing & manajemen ISP open-source (PWA pelanggan, multi-OLT, RADIUS, WhatsApp, QRIS)",
   "main": "app-customer.js",
   "scripts": {
diff --git a/services/customerDeviceService.js b/services/customerDeviceService.js
index 4ae7b8c..1c86acb 100644
--- a/services/customerDeviceService.js
+++ b/services/customerDeviceService.js
@@ -112,6 +112,34 @@ async function resolveDeviceToken(input) {
   const found = await findDeviceWithTagVariants(token);
   if (found && found.device && found.device._id) return found.device;
 
+  // Fallback: cari lewat data pelanggan (ID, HP, PPPoE, tag ACS, atau MAC).
+  try {
+    const db = require('../config/database');
+    const cust = db.prepare(`
+      SELECT pppoe_username, genieacs_tag, mac_address, phone
+      FROM customers
+      WHERE phone = ? OR id = ? OR pppoe_username = ? OR genieacs_tag = ? OR mac_address = ?
+      LIMIT 1
+    `).get(token, token, token, token, token);
+
+    if (cust) {
+      const candidates = Array.from(new Set([
+        cust.pppoe_username, cust.genieacs_tag, cust.mac_address, cust.phone
+      ].map(v => String(v || '').trim()).filter(v => v && v !== token)));
+
+      for (const cand of candidates) {
+        const byPppoe = await findDeviceByPppoe(cand);
+        if (byPppoe && byPppoe._id) return byPppoe;
+        const byTag = await findDeviceByTag(cand);
+        if (byTag && byTag._id) return byTag;
+        const variant = await findDeviceWithTagVariants(cand);
+        if (variant && variant.device && variant.device._id) return variant.device;
+      }
+    }
+  } catch (e) {
+    logger.debug(`[resolveDeviceToken] Customer DB fallback error: ${e.message}`);
+  }
+
   return null;
 }
 
diff --git a/version.txt b/version.txt
index 1864002..b976b13 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-0.6.9
\ No newline at end of file
+0.6.10
\ No newline at end of file