diff --git a/CHANGELOG.md b/CHANGELOG.md
index db01809..8420aea 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -15,6 +15,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   deletion (#33, #43, #46, #48).
 - Windows: six-second reversible deletion for individual and selected tasks
   (#47).
+- Linux: the About dialog now carries the same website and Report-an-Issue
+  links as macOS and Windows (GtkAboutDialog cannot hold a second link,
+  so the dialog is built on the plain family layout); Windows and Linux
+  also gain the About © line, and the README and product site name the
+  issue tracker as the feedback channel (#55).
 
 ### Changed
 - Add an executable cross-platform product acceptance contract. Windows,
diff --git a/README.md b/README.md
index c0221c3..41e29cb 100644
--- a/README.md
+++ b/README.md
@@ -135,6 +135,16 @@ suite and byte-identical i18n on every push. The source-controlled
 verified package, and accessibility-driven product behavior on Windows,
 macOS arm64/x64, and Linux.
 
+## Feedback
+
+Taskly is offline-first and ships no telemetry —
+[GitHub issues](https://github.com/turinglambdaai/taskly/issues) are the
+feedback channel, with templates for both
+[bug reports](https://github.com/turinglambdaai/taskly/issues/new?template=bug_report.md)
+and
+[feature requests](https://github.com/turinglambdaai/taskly/issues/new?template=feature_request.md).
+The in-app About dialog links to the same tracker on every platform.
+
 ## License
 
 [AGPL-3.0](LICENSE).
diff --git a/README.zh-CN.md b/README.zh-CN.md
index a11f5ac..185f4d3 100644
--- a/README.zh-CN.md
+++ b/README.zh-CN.md
@@ -83,6 +83,10 @@ python3 shared/cli-golden/runner.py --binary scripts/taskly-cli.sh   # 63 例 go
 
 一套规格保证所有端一致：产品行为（[PRODUCT-SPEC](shared/spec/PRODUCT-SPEC.md)）、数据格式、CLI 契约、设计令牌、更新契约——都在 [shared/spec/](shared/spec/) 下。CI 在每次推送时用 golden 套件和字节级一致的 i18n 强制执行 CLI 契约；源码中的 `rivet-acceptance.rktd` 还要求 Windows、macOS arm64/x64、Linux 分别通过真实 RVT1、原生构建、已验证安装包和无障碍树驱动的产品行为验收。
 
+## 反馈
+
+Taskly 本地优先、无遥测，反馈统一走 [GitHub issues](https://github.com/turinglambdaai/taskly/issues)：[Bug 报告](https://github.com/turinglambdaai/taskly/issues/new?template=bug_report.md)和[功能请求](https://github.com/turinglambdaai/taskly/issues/new?template=feature_request.md)都有模板。各平台的「关于」对话框内也有同一入口。
+
 ## 许可证
 
 [AGPL-3.0](LICENSE)。
diff --git a/docs/index.html b/docs/index.html
index 9921a28..ffc2439 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -242,6 +242,7 @@ <h3 data-i18n="r4.title">开放核心 · AGPL-3.0</h3>
                     <a href="https://github.com/turinglambdaai/taskly">GitHub</a>
                     <a href="https://rivet.jrtx.site">Rivet</a>
                     <a href="https://github.com/turinglambdaai/taskly/blob/main/CHANGELOG.md" data-i18n="footer.changelog">更新日志</a>
+                    <a href="https://github.com/turinglambdaai/taskly/issues" data-i18n="footer.feedback">问题反馈</a>
                 </div>
                 <div>&copy; 2026 Taskly. <span data-i18n="footer.license">AGPL-3.0 协议。</span></div>
             </div>
diff --git a/docs/script.js b/docs/script.js
index c1a9d9b..644e526 100644
--- a/docs/script.js
+++ b/docs/script.js
@@ -142,6 +142,7 @@ const i18n = {
         'cta.manual': 'Read the manual',
         'release.note': 'Every release carries SHA256SUMS plus a signed update manifest; macOS builds are ad-hoc signed \u2014 clear the Gatekeeper quarantine with `xattr -cr /Applications/Taskly.app` on first launch.',
         'footer.changelog': 'Changelog',
+        'footer.feedback': 'Feedback',
         'footer.license': 'AGPL-3.0 license.'
     },
     zh: {
@@ -196,6 +197,7 @@ const i18n = {
         'cta.manual': '阅读手册',
         'release.note': '每个版本都带 SHA256SUMS 与签名更新清单；macOS 包为 ad-hoc 签名——首次启动如被 Gatekeeper 拦截，执行 `xattr -cr /Applications/Taskly.app` 即可。',
         'footer.changelog': '更新日志',
+        'footer.feedback': '问题反馈',
         'footer.license': 'AGPL-3.0 协议。'
     }
 };
diff --git a/linux/src/main.cpp b/linux/src/main.cpp
index e298069..4d714cb 100644
--- a/linux/src/main.cpp
+++ b/linux/src/main.cpp
@@ -1774,20 +1774,56 @@ void confirm_dialog(char const* title, char const* body,
   gtk_window_present(GTK_WINDOW(dialog));
 }
 
+// Same About content as the macOS and Windows hosts: tagline, license,
+// and two links — website plus the issue tracker. GtkAboutDialog cannot
+// carry a second link, so the family layout is built on a plain dialog;
+// GtkLinkButton opens the URI through the system browser itself.
 void show_about_dialog() {
-  auto* dialog = gtk_about_dialog_new();
-  gtk_about_dialog_set_program_name(GTK_ABOUT_DIALOG(dialog), "Taskly");
-  gtk_about_dialog_set_version(GTK_ABOUT_DIALOG(dialog), rivet_app::kVersion);
-  gtk_about_dialog_set_comments(GTK_ABOUT_DIALOG(dialog),
-                                tr("aboutContent").c_str());
-  gtk_about_dialog_set_license(GTK_ABOUT_DIALOG(dialog),
-                               tr("aboutLicense").c_str());
-  gtk_about_dialog_set_website(GTK_ABOUT_DIALOG(dialog),
-                               "https://taskly.jrtx.site");
-  gtk_about_dialog_set_website_label(GTK_ABOUT_DIALOG(dialog),
-                                     tr("aboutWebsite").c_str());
-  gtk_window_set_transient_for(GTK_WINDOW(dialog), g_state.window);
-  gtk_window_set_modal(GTK_WINDOW(dialog), TRUE);
+  auto* dialog = gtk_dialog_new_with_buttons(
+      ("Taskly v" + std::string(rivet_app::kVersion)).c_str(),
+      g_state.window,
+      static_cast<GtkDialogFlags>(GTK_DIALOG_MODAL |
+                                  GTK_DIALOG_DESTROY_WITH_PARENT),
+      tr("dialogConfirm").c_str(), GTK_RESPONSE_CLOSE, nullptr);
+  auto* area = gtk_dialog_get_content_area(GTK_DIALOG(dialog));
+  auto* content = gtk_box_new(GTK_ORIENTATION_VERTICAL, 8);
+  gtk_widget_set_margin_top(content, 12);
+  gtk_widget_set_margin_bottom(content, 6);
+  gtk_widget_set_margin_start(content, 12);
+  gtk_widget_set_margin_end(content, 12);
+  gtk_box_append(GTK_BOX(area), content);
+  auto* copyright = gtk_label_new("© 2026 Taskly Team");
+  gtk_widget_set_opacity(copyright, 0.75);
+  gtk_box_append(GTK_BOX(content), copyright);
+  auto* comments = gtk_label_new(tr("aboutContent").c_str());
+  gtk_label_set_wrap(GTK_LABEL(comments), TRUE);
+  gtk_label_set_justify(GTK_LABEL(comments), GTK_JUSTIFY_CENTER);
+  gtk_label_set_max_width_chars(GTK_LABEL(comments), 60);
+  gtk_box_append(GTK_BOX(content), comments);
+  auto* license = gtk_label_new(tr("aboutLicense").c_str());
+  gtk_label_set_wrap(GTK_LABEL(license), TRUE);
+  gtk_label_set_justify(GTK_LABEL(license), GTK_JUSTIFY_CENTER);
+  gtk_label_set_max_width_chars(GTK_LABEL(license), 60);
+  gtk_widget_set_opacity(license, 0.75);
+  gtk_box_append(GTK_BOX(content), license);
+  auto* links = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 24);
+  gtk_widget_set_halign(links, GTK_ALIGN_CENTER);
+  gtk_box_append(GTK_BOX(content), links);
+  auto* website = gtk_link_button_new("https://taskly.jrtx.site");
+  gtk_button_set_label(GTK_BUTTON(website), tr("aboutWebsite").c_str());
+  gtk_widget_set_hexpand(website, FALSE);
+  gtk_box_append(GTK_BOX(links), website);
+  auto* issue = gtk_link_button_new(
+      "https://github.com/turinglambdaai/taskly/issues");
+  gtk_button_set_label(GTK_BUTTON(issue), tr("aboutReportIssue").c_str());
+  gtk_widget_set_hexpand(issue, FALSE);
+  gtk_box_append(GTK_BOX(links), issue);
+  g_signal_connect(
+      dialog, "response",
+      G_CALLBACK(+[](GtkDialog* dialog, gint, gpointer) {
+        gtk_window_destroy(GTK_WINDOW(dialog));
+      }),
+      nullptr);
   gtk_window_present(GTK_WINDOW(dialog));
 }
 
diff --git a/shared/spec/PRODUCT-SPEC.md b/shared/spec/PRODUCT-SPEC.md
index c07dd0d..9d1efba 100644
--- a/shared/spec/PRODUCT-SPEC.md
+++ b/shared/spec/PRODUCT-SPEC.md
@@ -168,9 +168,10 @@ pickers. Save (blank text silently ignored), Delete (confirm first), Cancel
 - Help: About — `Taskly v<version>` + `© 2026 Taskly Team` +
   `aboutContent` + license line (`aboutLicense`) + two link buttons on
   every host: Website (`aboutWebsite` → taskly.jrtx.site) and Report an
-  Issue (`aboutReportIssue` → the GitHub issue tracker). Linux uses the
-  GTK about dialog's native version/license/website rows; macOS and
-  Windows render the same fields inside their sheet/dialog.
+  Issue (`aboutReportIssue` → the GitHub issue tracker). macOS and
+  Windows render the fields inside their sheet/dialog; Linux builds the
+  same layout on a plain GtkDialog — GtkAboutDialog cannot carry a
+  second link, so the native about dialog is not used.
 - All accelerators work window-wide without opening the menu.
 
 ## 9. Reminders (all platforms)
diff --git a/windows/MainWindow.xaml.cpp b/windows/MainWindow.xaml.cpp
index 70e0858..43eae6c 100644
--- a/windows/MainWindow.xaml.cpp
+++ b/windows/MainWindow.xaml.cpp
@@ -2427,6 +2427,12 @@ winrt::fire_and_forget MainWindow::OnAbout(
     Microsoft::UI::Xaml::RoutedEventArgs const&) {
   auto panel = mxc::StackPanel{};
   panel.Spacing(4);
+  auto copyright = mxc::TextBlock{};
+  copyright.Text(L"© 2026 Taskly Team");
+  copyright.TextAlignment(mx::TextAlignment::Center);
+  copyright.FontSize(12);
+  copyright.Opacity(0.75);
+  panel.Children().Append(copyright);
   auto tagline = mxc::TextBlock{};
   tagline.Text(t("aboutContent"));
   tagline.TextAlignment(mx::TextAlignment::Center);