diff --git a/lib/main/constants.dart b/lib/main/constants.dart
index f7345ff..96c0965 100644
--- a/lib/main/constants.dart
+++ b/lib/main/constants.dart
@@ -8,6 +8,10 @@ abstract class Constants {
   static const eulaFileContent =
       '#By changing the setting below to TRUE you are indicating your agreement to our EULA (https://account.mojang.com/documents/minecraft_eula).\neula=true';
   static const eulaUrl = 'https://account.mojang.com/documents/minecraft_eula';
+  static const tutorialVideoUrl = 'https://www.youtube.com/watch?v=yNis5vcueQY';
+  static const sourceCodeUrl = 'https://git.squidspirit.com/squid/minecraft-server-installer';
+  static const bugReportUrl = 'https://github.com/an920107/minecraft-server-installer/issues/new';
+  static const authorEmail = 'squid@squidspirit.com';
 
   static final startScriptFileName = Platform.isWindows ? 'start.bat' : 'start.sh';
 }
diff --git a/lib/main/framework/ui/about_tab.dart b/lib/main/framework/ui/about_tab.dart
index 9d9a596..e40f6d5 100644
--- a/lib/main/framework/ui/about_tab.dart
+++ b/lib/main/framework/ui/about_tab.dart
@@ -4,6 +4,7 @@ import 'package:gap/gap.dart';
 import 'package:minecraft_server_installer/main/constants.dart';
 import 'package:minecraft_server_installer/main/framework/ui/strings.dart';
 import 'package:package_info_plus/package_info_plus.dart';
+import 'package:url_launcher/url_launcher.dart';
 
 class AboutTab extends StatelessWidget {
   const AboutTab({super.key});
@@ -67,13 +68,29 @@ class AboutTab extends StatelessWidget {
             const Gap(32),
             Row(
               children: [
-                _actionButton(text: Strings.buttonTutorialVideo, svgAssetName: 'assets/svg/youtube.svg'),
+                _actionButton(
+                  onPressed: () => launchUrl(Uri.parse(Constants.tutorialVideoUrl)),
+                  text: Strings.buttonTutorialVideo,
+                  svgAssetName: 'assets/svg/youtube.svg',
+                ),
                 const Gap(12),
-                _actionButton(text: Strings.buttonBugReport, svgAssetName: 'assets/svg/bug.svg'),
+                _actionButton(
+                  onPressed: () => launchUrl(Uri.parse(Constants.bugReportUrl)),
+                  text: Strings.buttonBugReport,
+                  svgAssetName: 'assets/svg/bug.svg',
+                ),
                 const Gap(12),
-                _actionButton(text: Strings.buttonContactAuthor, svgAssetName: 'assets/svg/send.svg'),
+                _actionButton(
+                  onPressed: () => launchUrl(Uri.parse('mailto:${Constants.authorEmail}')),
+                  text: Strings.buttonContactAuthor,
+                  svgAssetName: 'assets/svg/send.svg',
+                ),
                 const Gap(12),
-                _actionButton(text: Strings.buttonSourceCode, svgAssetName: 'assets/svg/github.svg'),
+                _actionButton(
+                  onPressed: () => launchUrl(Uri.parse(Constants.sourceCodeUrl)),
+                  text: Strings.buttonSourceCode,
+                  svgAssetName: 'assets/svg/github.svg',
+                ),
               ],
             ),
             const Spacer(),
@@ -88,6 +105,7 @@ class AboutTab extends StatelessWidget {
   Widget _actionButton({
     required String text,
     required String svgAssetName,
+    required void Function()? onPressed,
   }) =>
       Builder(
         builder: (context) => Expanded(
@@ -100,7 +118,7 @@ class AboutTab extends StatelessWidget {
                 border: Border.all(color: Colors.blueGrey.shade50, width: 2),
               ),
               child: InkWell(
-                onTap: () {},
+                onTap: onPressed,
                 borderRadius: BorderRadius.circular(8),
                 child: Padding(
                   padding: const EdgeInsets.symmetric(vertical: 32, horizontal: 16),