diff --git a/src/locales/de.json b/src/locales/de.json
index 1f17d81d..e9fd466f 100644
--- a/src/locales/de.json
+++ b/src/locales/de.json
@@ -2461,6 +2461,7 @@
     "Official Website": "Offizielle Website",
     "Report Issue": "Problem melden",
     "Getting help": "Getting help",
+    "Documentation": "Documentation",
     "License": "Lizenz",
     "Are you sure you want to open this link?": "Are you sure you want to open this link?",
     "An error occurred": "Ein Fehler ist aufgetreten",
diff --git a/src/locales/en.json b/src/locales/en.json
index cb77138b..35f1804c 100644
--- a/src/locales/en.json
+++ b/src/locales/en.json
@@ -2461,6 +2461,7 @@
     "Official Website": "Official Website",
     "Report Issue": "Report Issue",
     "Getting help": "Getting help",
+    "Documentation": "Documentation",
     "License": "License",
     "Are you sure you want to open this link?": "Are you sure you want to open this link?",
     "An error occurred": "An error occurred",
diff --git a/src/locales/es.json b/src/locales/es.json
index b7c05678..c3321c3c 100644
--- a/src/locales/es.json
+++ b/src/locales/es.json
@@ -2461,6 +2461,7 @@
     "Official Website": "Web Oficial",
     "Report Issue": "Informar Problema",
     "Getting help": "Obtener ayuda",
+    "Documentation": "Documentation",
     "License": "Licencia",
     "Are you sure you want to open this link?": "¿Seguro que quieres abrir este enlace?",
     "An error occurred": "Se produjo un error",
diff --git a/src/locales/fr.json b/src/locales/fr.json
index 1d1cc715..3fb6afb6 100644
--- a/src/locales/fr.json
+++ b/src/locales/fr.json
@@ -2461,6 +2461,7 @@
     "Official Website": "Site officiel",
     "Report Issue": "Signaler un problème",
     "Getting help": "Obtenir de l'aide",
+    "Documentation": "Documentation",
     "License": "Licence",
     "Are you sure you want to open this link?": "Are you sure you want to open this link?",
     "An error occurred": "Une erreur s'est produite",
diff --git a/src/locales/it.json b/src/locales/it.json
index af4f61e4..9752414d 100644
--- a/src/locales/it.json
+++ b/src/locales/it.json
@@ -2461,6 +2461,7 @@
     "Official Website": "Sito ufficiale",
     "Report Issue": "Segnala problema",
     "Getting help": "Ottenere aiuto",
+    "Documentation": "Documentation",
     "License": "Licenza",
     "Are you sure you want to open this link?": "Are you sure you want to open this link?",
     "An error occurred": "Si è verificato un errore",
diff --git a/src/locales/ja.json b/src/locales/ja.json
index af484bde..ba46772b 100644
--- a/src/locales/ja.json
+++ b/src/locales/ja.json
@@ -2461,6 +2461,7 @@
     "Official Website": "公式ウェブサイト",
     "Report Issue": "問題を報告",
     "Getting help": "Getting help",
+    "Documentation": "Documentation",
     "License": "ライセンス",
     "Are you sure you want to open this link?": "Are you sure you want to open this link?",
     "An error occurred": "エラーが発生しました",
diff --git a/src/locales/kn.json b/src/locales/kn.json
index f7dcfd1f..340ff72f 100644
--- a/src/locales/kn.json
+++ b/src/locales/kn.json
@@ -2461,6 +2461,7 @@
     "Official Website": "ಅಧಿಕೃತ ವೆಬ್‌ಸೈಟ್",
     "Report Issue": "ಸಮಸ್ಯೆ ವರದಿ ಮಾಡಿ",
     "Getting help": "ಸಹಾಯ ಪಡೆಯುವುದು",
+    "Documentation": "Documentation",
     "License": "ಲೈಸೆನ್ಸ್",
     "Are you sure you want to open this link?": "ಈ ಲಿಂಕ್ ತೆರೆಯಲು ನೀವು ಖಚಿತವೇ?",
     "An error occurred": "ದೋಷ ಸಂಭವಿಸಿದೆ",
diff --git a/src/locales/ko.json b/src/locales/ko.json
index c0693a98..39833f48 100644
--- a/src/locales/ko.json
+++ b/src/locales/ko.json
@@ -2461,6 +2461,7 @@
     "Official Website": "공식 웹사이트",
     "Report Issue": "문제 보고",
     "Getting help": "도움 받기",
+    "Documentation": "Documentation",
     "License": "라이선스",
     "Are you sure you want to open this link?": "Are you sure you want to open this link?",
     "An error occurred": "오류가 발생했습니다.",
diff --git a/src/locales/nl.json b/src/locales/nl.json
index e37a0552..ad9a72f3 100644
--- a/src/locales/nl.json
+++ b/src/locales/nl.json
@@ -2461,6 +2461,7 @@
     "Official Website": "Officiële website",
     "Report Issue": "Probleem melden",
     "Getting help": "Hulp krijgen",
+    "Documentation": "Documentation",
     "License": "Licentie",
     "Are you sure you want to open this link?": "Are you sure you want to open this link?",
     "An error occurred": "Er is een fout opgetreden",
diff --git a/src/locales/pt_BR.json b/src/locales/pt_BR.json
index 06884012..0035db7e 100644
--- a/src/locales/pt_BR.json
+++ b/src/locales/pt_BR.json
@@ -2461,6 +2461,7 @@
     "Official Website": "Site oficial",
     "Report Issue": "Relatar problema",
     "Getting help": "Obtendo ajuda",
+    "Documentation": "Documentation",
     "License": "Licença",
     "Are you sure you want to open this link?": "Are you sure you want to open this link?",
     "An error occurred": "Ocorreu um erro",
diff --git a/src/locales/ru.json b/src/locales/ru.json
index 0bff1fe8..79a200cf 100644
--- a/src/locales/ru.json
+++ b/src/locales/ru.json
@@ -2461,6 +2461,7 @@
     "Official Website": "Официальный сайт",
     "Report Issue": "Сообщить о проблеме",
     "Getting help": "Getting help",
+    "Documentation": "Documentation",
     "License": "Лицензия",
     "Are you sure you want to open this link?": "Are you sure you want to open this link?",
     "An error occurred": "Произошла ошибка",
diff --git a/src/locales/sl.json b/src/locales/sl.json
index 91426f6d..f80f23cf 100644
--- a/src/locales/sl.json
+++ b/src/locales/sl.json
@@ -2461,6 +2461,7 @@
     "Official Website": "Uradna spletna stran",
     "Report Issue": "Prijavi težavo",
     "Getting help": "Pomoč",
+    "Documentation": "Documentation",
     "License": "Licenca",
     "Are you sure you want to open this link?": "Ali ste prepričani, da želite odpreti to povezavo?",
     "An error occurred": "Prišlo je do napake",
diff --git a/src/locales/th.json b/src/locales/th.json
index 0c0876d3..a2eeae6a 100644
--- a/src/locales/th.json
+++ b/src/locales/th.json
@@ -2461,6 +2461,7 @@
     "Official Website": "เว็บไซต์ทางการ",
     "Report Issue": "รายงานปัญหา",
     "Getting help": "ขอความช่วยเหลือ",
+    "Documentation": "Documentation",
     "License": "สิทธิ์การใช้งาน",
     "Are you sure you want to open this link?": "Are you sure you want to open this link?",
     "An error occurred": "เกิดข้อผิดพลาด",
diff --git a/src/locales/tr.json b/src/locales/tr.json
index cb903841..6f0db410 100644
--- a/src/locales/tr.json
+++ b/src/locales/tr.json
@@ -2461,6 +2461,7 @@
     "Official Website": "Resmi Web Sitesi",
     "Report Issue": "Sorun Bildir",
     "Getting help": "Yardım Al",
+    "Documentation": "Documentation",
     "License": "Lisans",
     "Are you sure you want to open this link?": "Bu bağlantıyı açmak istediğinize emin misiniz?",
     "An error occurred": "Bir hata oluştu",
diff --git a/src/locales/uk.json b/src/locales/uk.json
index 0c0eb98f..4db7c5e8 100644
--- a/src/locales/uk.json
+++ b/src/locales/uk.json
@@ -2461,6 +2461,7 @@
     "Official Website": "Офіційний сайт",
     "Report Issue": "Повідомити про проблему",
     "Getting help": "Getting help",
+    "Documentation": "Documentation",
     "License": "Ліцензія",
     "Are you sure you want to open this link?": "Are you sure you want to open this link?",
     "An error occurred": "Сталася помилка",
diff --git a/src/locales/vi.json b/src/locales/vi.json
index 84125d90..6bc194ac 100644
--- a/src/locales/vi.json
+++ b/src/locales/vi.json
@@ -2461,6 +2461,7 @@
     "Official Website": "Trang web chính thức",
     "Report Issue": "Báo cáo sự cố",
     "Getting help": "Getting help",
+    "Documentation": "Documentation",
     "License": "Giấy phép",
     "Are you sure you want to open this link?": "Are you sure you want to open this link?",
     "An error occurred": "Đã xảy ra lỗi",
diff --git a/src/locales/zh_Hans.json b/src/locales/zh_Hans.json
index 45b1c2e9..930d750c 100644
--- a/src/locales/zh_Hans.json
+++ b/src/locales/zh_Hans.json
@@ -2461,6 +2461,7 @@
     "Official Website": "官方网站",
     "Report Issue": "报告问题",
     "Getting help": "获取帮助",
+    "Documentation": "文档",
     "License": "许可协议",
     "Are you sure you want to open this link?": "您确定要打开该链接？",
     "An error occurred": "发生错误",
diff --git a/src/locales/zh_Hant.json b/src/locales/zh_Hant.json
index ff752ddb..4bbf2c10 100644
--- a/src/locales/zh_Hant.json
+++ b/src/locales/zh_Hant.json
@@ -2461,6 +2461,7 @@
     "Official Website": "官方網站",
     "Report Issue": "回報問題",
     "Getting help": "取得協助",
+    "Documentation": "文件",
     "License": "授權條款",
     "Are you sure you want to open this link?": "您確定要開啟此連結？",
     "An error occurred": "發生錯誤",
diff --git a/src/views/mobile/AboutPage.vue b/src/views/mobile/AboutPage.vue
index 1a7357e0..408db2ff 100644
--- a/src/views/mobile/AboutPage.vue
+++ b/src/views/mobile/AboutPage.vue
@@ -16,7 +16,7 @@
             <f7-list-item :title="tt('Build Time')" :after="clientBuildTime" v-if="clientBuildTime"></f7-list-item>
             <f7-list-item :title="tt('Official Website')" link="#" @click="openExternalUrl('https://github.com/mayswind/ezbookkeeping')"></f7-list-item>
             <f7-list-item :title="tt('Report Issue')" link="#" @click="openExternalUrl('https://github.com/mayswind/ezbookkeeping/issues')"></f7-list-item>
-            <f7-list-item :title="tt('Getting help')" link="#" @click="openExternalUrl('https://ezbookkeeping.mayswind.net')"></f7-list-item>
+            <f7-list-item :title="tt('Getting help')" link="#" popup-open=".document-popup"></f7-list-item>
             <f7-list-item :title="tt('License')" link="#" popup-open=".license-popup"></f7-list-item>
         </f7-list>
 
@@ -118,6 +118,23 @@
             </f7-page>
         </f7-popup>
 
+        <f7-popup push swipe-to-close swipe-handler=".swipe-handler" class="document-popup" @popup:open="onDocumentPopupOpen">
+            <f7-page>
+                <f7-navbar>
+                    <div class="swipe-handler"></div>
+                    <f7-nav-left>
+                        <f7-link popup-close icon-f7="xmark"></f7-link>
+                    </f7-nav-left>
+                    <f7-nav-title class="license-title">{{ tt('Documentation') }}</f7-nav-title>
+                    <f7-nav-right class="navbar-compact-icons">
+                        <f7-link icon-f7="globe" @click="openExternalUrl(documentIframe?.src || documentUrl)"></f7-link>
+                    </f7-nav-right>
+                </f7-navbar>
+                <iframe ref="documentIframe" class="document-iframe" src="about:blank" :style="documentLoading ? 'display: none' : ''"></iframe>
+                <f7-preloader class="document-preloader" size="36" v-if="documentLoading"></f7-preloader>
+            </f7-page>
+        </f7-popup>
+
         <f7-actions close-by-outside-click close-on-escape :opened="showRefreshBrowserCacheSheet" @actions:closed="showRefreshBrowserCacheSheet = false">
             <f7-actions-group>
                 <f7-actions-button @click="refreshBrowserCache">{{ tt('Refresh Browser Cache') }}</f7-actions-button>
@@ -130,14 +147,14 @@
 </template>
 
 <script setup lang="ts">
-import { ref, computed } from 'vue';
+import { ref, computed, useTemplateRef, onMounted } from 'vue';
 
 import type { LanguageOption } from '@/locales/index.ts';
 import { useI18n } from '@/locales/helpers.ts';
 import { useI18nUIComponents } from '@/lib/ui/mobile.ts';
 import { useAboutPageBase } from '@/views/base/AboutPageBase.ts';
 
-const { tt, getAllLanguageOptions } = useI18n();
+const { tt, getCurrentLanguageTag, getAllLanguageOptions } = useI18n();
 const { showAlert, openExternalUrl } = useI18nUIComponents();
 const {
     clientVersion,
@@ -155,12 +172,23 @@ const {
     init
 } = useAboutPageBase();
 
+const documentIframe = useTemplateRef<HTMLIFrameElement>('documentIframe');
+
 const showRefreshBrowserCacheSheet = ref<boolean>(false);
 const versionClickCount = ref<number>(0);
+const documentLoading = ref<boolean>(true);
 
 const allLanguages = computed<LanguageOption[]>(() => getAllLanguageOptions(false));
 const forceShowRefreshBrowserCacheMenu = computed<boolean>(() => versionClickCount.value >= 5);
 
+const documentUrl = computed<string>(() => {
+    if (getCurrentLanguageTag() === 'zh-Hans' || getCurrentLanguageTag() === 'zh-Hant') {
+        return 'https://ezbookkeeping.mayswind.net/zh_Hans/faq/';
+    } else {
+        return 'https://ezbookkeeping.mayswind.net/faq/';
+    }
+});
+
 function showVersion(): void {
     let versionMessage = `${tt('Frontend Version')}: ${clientVersion}`;
 
@@ -175,6 +203,23 @@ function showVersion(): void {
     }
 }
 
+function onDocumentPopupOpen(): void {
+    documentLoading.value = true;
+
+    if (documentIframe.value) {
+        documentIframe.value.src = documentUrl.value;
+    }
+}
+
+onMounted(() => {
+    if (documentIframe.value) {
+        documentIframe.value.onload = () => {
+            documentLoading.value = false;
+            documentIframe.value?.contentWindow?.scrollTo(0, 0);
+        };
+    }
+});
+
 init();
 </script>
 
@@ -188,6 +233,19 @@ init();
     font-size: var(--ebk-license-content-font-size);
 }
 
+.document-iframe {
+    width: 100%;
+    height: 100%;
+    border: none;
+}
+
+.document-preloader {
+    position: absolute;
+    top: 50%;
+    left: 50%;
+    transform: translate(-50%, -50%);
+}
+
 .contributors-table {
     border-collapse: collapse;