diff --git a/README.md b/README.md
index 14edd9f..3370574 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ A lightweight and modern launcher for Anime game — designed to make launching,
 
 ## 🧑‍💻 About the Developer
 
-Hi! I'm **Kain**, a developer passionate about building simple and powerful tools.  
+Hi! We are **Firefly Shelter**, a developer team passionate about building simple and powerful tools.  
 Firefly Launcher is built with:
 
 - ⚙️ **Go + Wails** for backend/frontend integration  
diff --git a/frontend/src/components/footer/index.tsx b/frontend/src/components/footer/index.tsx
index dacb864..256d079 100644
--- a/frontend/src/components/footer/index.tsx
+++ b/frontend/src/components/footer/index.tsx
@@ -4,7 +4,7 @@ export default function Footer() {
         <footer className="footer footer-horizontal footer-center bg-base-200 text-base-content rounded p-10">
 
             <aside>
-                <p>Copyright © {new Date().getFullYear()} - Kain (Powered by Wails & DaisyUi)</p>
+                <p>Copyright © {new Date().getFullYear()} - Firefly Shelter (Powered by Wails & DaisyUi)</p>
             </aside>
         </footer>
     )
diff --git a/frontend/src/components/header/index.tsx b/frontend/src/components/header/index.tsx
index b7c2635..45c12da 100644
--- a/frontend/src/components/header/index.tsx
+++ b/frontend/src/components/header/index.tsx
@@ -75,7 +75,7 @@ export default function Header() {
                                     Launcher
                                 </span>
                             </h1>
-                            <p className="text-white text-sm">By Kain</p>
+                            <p className="text-white text-sm">By Firefly Shelter</p>
                         </div>
                     </div>
                 </Link>
diff --git a/frontend/src/pages/about/index.tsx b/frontend/src/pages/about/index.tsx
index 6de1696..0950bb1 100644
--- a/frontend/src/pages/about/index.tsx
+++ b/frontend/src/pages/about/index.tsx
@@ -8,7 +8,7 @@ export default function AboutPage() {
   
           <div className="space-y-4">
             <p className="text-lg leading-relaxed">
-              Hello! I'm <span className="font-semibold text-error">Kain</span>, a developer passionate about building useful tools and improving user experiences.
+              Hello! We are <span className="font-semibold text-error">Firefly Shelter</span>, a developer team passionate about building useful tools and improving user experiences.
             </p>
             <p className="text-lg leading-relaxed">
               I created a lightweight and modern <span className="font-semibold text-success">Game Launcher</span> to help users easily launch and manage their games with better performance and simplicity.
diff --git a/frontend/src/pages/analysis/index.tsx b/frontend/src/pages/analysis/index.tsx
index 6f71bb6..df0120f 100644
--- a/frontend/src/pages/analysis/index.tsx
+++ b/frontend/src/pages/analysis/index.tsx
@@ -63,12 +63,12 @@ export default function AnalysisPage() {
                                     <span className="font-semibold text-blue-800">Master Website</span>
                                 </div>
                                 <a
-                                    href="https://sranalysis.kain.id.vn/"
+                                    href="https://sranalysis.punklorde.org"
                                     className="link link-accent font-mono text-sm break-all"
                                     target="_blank"
                                     rel="noopener noreferrer"
                                 >
-                                    https://sranalysis.kain.id.vn/
+                                    https://sranalysis.punklorde.org
                                 </a>
                             </div>
                             
diff --git a/frontend/src/pages/fireflytools/index.tsx b/frontend/src/pages/fireflytools/index.tsx
index e9292ed..05c1dde 100644
--- a/frontend/src/pages/fireflytools/index.tsx
+++ b/frontend/src/pages/fireflytools/index.tsx
@@ -19,40 +19,23 @@ export default function FireflyToolsPage() {
                                 This site is a another version of {" "}
                                 <span className="font-semibold text-success">Firefly Tools {" "}</span>
                                 developed by {" "}
-                                <span className="font-semibold text-accent">Me {"(Kain)"}</span>
+                                <span className="font-semibold text-accent">Firefly Shelter</span>
                             </p>
                         </div>
-                        <div className="grid md:grid-cols-2 gap-4">
                             <div className="bg-white border border-blue-200 rounded-lg p-4">
                                 <div className="flex items-center gap-2 mb-2">
                                     <span className="text-blue-600 text-lg">🏆</span>
                                     <span className="font-semibold text-blue-800">Master Website</span>
                                 </div>
                                 <a
-                                    href="https://srtools.kain.id.vn/"
+                                    href="https://srtools.punklorde.org"
                                     className="link link-accent font-mono text-sm break-all"
                                     target="_blank"
                                     rel="noopener noreferrer"
                                 >
-                                    https://srtools.kain.id.vn/
+                                    https://srtools.punklorde.org
                                 </a>
                             </div>
-
-                            <div className="bg-white border border-blue-200 rounded-lg p-4">
-                                <div className="flex items-center gap-2 mb-2">
-                                    <span className="text-blue-600 text-lg">🔄</span>
-                                    <span className="font-semibold text-blue-800">Backup Website</span>
-                                </div>
-                                <a
-                                    href="https://firefly-srtools.vercel.app/"
-                                    className="link link-accent font-mono text-sm break-all"
-                                    target="_blank"
-                                    rel="noopener noreferrer"
-                                >
-                                    https://firefly-srtools.vercel.app/
-                                </a>
-                            </div>
-                        </div>
                         <div className="flex items-start gap-3">
                             <div className="text-blue-600 text-lg">👨‍💻</div>
                             <p>The original tool was created by a third-party developer named <span className="font-semibold text-accent">Amazing</span>. This version is directly based on that work, without modification to core logic.</p>
@@ -61,22 +44,13 @@ export default function FireflyToolsPage() {
                             <div className="text-blue-600 text-lg">🔗</div>
                             <p>There is also a more modern version by the same author available at{" "}
                                 <a
-                                    href="https://srtools.neonteam.dev/"
+                                    href="https://srtools.neonteam.dev"
                                     className="link link-accent"
                                     target="_blank"
                                     rel="noopener noreferrer"
                                 >
                                     srtools.neonteam.dev
                                 </a>
-                                {" "}and the original version at{" "}
-                                <a
-                                    href="https://srtools.pages.dev/"
-                                    className="link link-accent"
-                                    target="_blank"
-                                    rel="noopener noreferrer"
-                                >
-                                    srtools.pages.dev
-                                </a>
                             </p>
                         </div>
                     </div>
diff --git a/frontend/src/pages/launcher/index.tsx b/frontend/src/pages/launcher/index.tsx
index f6a1787..e82d4d2 100644
--- a/frontend/src/pages/launcher/index.tsx
+++ b/frontend/src/pages/launcher/index.tsx
@@ -65,7 +65,7 @@ export default function LauncherPage() {
         {
             tooltip: "Firefly SRAnalysis",
             href: "https://sranalysis.punklorde.org",
-            img: "https://sranalysis.punklorde.orgff-sranalysis.png",
+            img: "https://sranalysis.punklorde.org/ff-sranalysis.png",
             btnClass: "btn-primary"
         },
         {
diff --git a/main.go b/main.go
index 0c5fcc1..510c0a6 100644
--- a/main.go
+++ b/main.go
@@ -68,7 +68,7 @@ func main() {
 	// Create application
 	app := application.New(application.Options{
 		Name:        "firefly-launcher",
-		Description: "Firefly Launcher - Kain",
+		Description: "Firefly Launcher - Firefly Shelter",
 		Services: []application.Service{
 			application.NewService(&fsService.FSService{}),
 			application.NewService(&languageService.LanguageService{}),
@@ -86,7 +86,7 @@ func main() {
 
 	// Create window
 	window := app.Window.NewWithOptions(application.WebviewWindowOptions{
-		Title: "Firefly Launcher - Kain",
+		Title: "Firefly Launcher - Firefly Shelter",
 		Mac: application.MacWindow{
 			InvisibleTitleBarHeight: 50,
 			Backdrop:                application.MacBackdropTranslucent,