diff --git a/src/components/common/SkinViewer.tsx b/src/components/common/SkinViewer.tsx
index 4328340..8a73782 100644
--- a/src/components/common/SkinViewer.tsx
+++ b/src/components/common/SkinViewer.tsx
@@ -523,6 +523,7 @@ const SkinViewer = memo(function SkinViewer({
       } else if (e.key === "ArrowUp") {
         setFocusIndex((prev) => (prev > 0 ? prev - 1 : prev));
       } else if (e.key === "Enter") {
+        e.preventDefault();
         if (focusIndex === 0) {
           (
             containerRef.current?.querySelector("input") as HTMLElement
diff --git a/src/components/modals/ChooseInstanceModal.tsx b/src/components/modals/ChooseInstanceModal.tsx
index 8612989..105130b 100644
--- a/src/components/modals/ChooseInstanceModal.tsx
+++ b/src/components/modals/ChooseInstanceModal.tsx
@@ -119,6 +119,7 @@ export default function ChooseInstanceModal({
         const max = 1 + (validInstances.length > 0 ? 1 : 0) + 1;
         setFocusIndex((prev) => (prev - 1 + max) % max);
       } else if (e.key === "Enter") {
+        e.preventDefault();
         if (focusIndex === 0 && validInstances.length > 0) {
           const currentIdx = validInstances.findIndex(
             (i: Edition) => i.instanceId === selectedInstance,
diff --git a/src/components/modals/CustomTUModal.tsx b/src/components/modals/CustomTUModal.tsx
index 206b49f..cd016a8 100644
--- a/src/components/modals/CustomTUModal.tsx
+++ b/src/components/modals/CustomTUModal.tsx
@@ -86,6 +86,7 @@ export default function CustomTUModal({
         playBackSound("close_click.wav");
         onClose();
       } else if (e.key === "Enter") {
+        e.preventDefault();
         if (focusIndex === 3) {
           playBackSound("close_click.wav");
           onClose();
diff --git a/src/components/modals/CustomizeModal.tsx b/src/components/modals/CustomizeModal.tsx
index 9a19055..228602e 100644
--- a/src/components/modals/CustomizeModal.tsx
+++ b/src/components/modals/CustomizeModal.tsx
@@ -58,6 +58,7 @@ export default function CustomizeModal({
         playBackSound("close_click.wav");
         onClose();
       } else if (e.key === "Enter") {
+        e.preventDefault();
         if (focusIndex === 4) {
           playBackSound("close_click.wav");
           onClose();
diff --git a/src/components/modals/SetUidModal.tsx b/src/components/modals/SetUidModal.tsx
index 8bc5f96..a0b95a1 100644
--- a/src/components/modals/SetUidModal.tsx
+++ b/src/components/modals/SetUidModal.tsx
@@ -103,6 +103,7 @@ export default function SetUidModal({
         e.preventDefault();
         setFocusIndex((prev) => (prev - 1 + 5) % 5);
       } else if (e.key === "Enter") {
+        e.preventDefault();
         if (focusIndex === 0) {
           playPressSound();
           setMode("manual");
diff --git a/src/components/views/DevtoolsView.tsx b/src/components/views/DevtoolsView.tsx
index 16f618b..64f3887 100644
--- a/src/components/views/DevtoolsView.tsx
+++ b/src/components/views/DevtoolsView.tsx
@@ -72,6 +72,7 @@ export default function DevtoolsView() {
           setFocusIndex(0);
         }
       } else if (e.key === "Enter") {
+        e.preventDefault();
         if (focusIndex === BACK_BUTTON_INDEX) {
           playBackSound();
           setActiveView("main");
diff --git a/src/components/views/GuidesView.tsx b/src/components/views/GuidesView.tsx
index d17b318..c1893f2 100644
--- a/src/components/views/GuidesView.tsx
+++ b/src/components/views/GuidesView.tsx
@@ -100,6 +100,7 @@ export default function GuidesView() {
       } else if (e.key === "ArrowUp") {
         setFocusIndex((p) => (p <= 0 ? BACK_BUTTON_INDEX : p - 1));
       } else if (e.key === "Enter") {
+        e.preventDefault();
         if (focusIndex === BACK_BUTTON_INDEX) {
           goBack();
         } else {
diff --git a/src/components/views/HomeView.tsx b/src/components/views/HomeView.tsx
index 8c9f69b..0406eec 100644
--- a/src/components/views/HomeView.tsx
+++ b/src/components/views/HomeView.tsx
@@ -135,8 +135,10 @@ const HomeView = memo(function HomeView() {
           prev === null ? buttonsVal.length - 1 : prev > 0 ? prev - 1 : prev,
         );
       if (e.key === "ArrowLeft") onNavigateToSkin();
-      if (e.key === "Enter" && menuFocus !== null)
+      if (e.key === "Enter" && menuFocus !== null) {
+        e.preventDefault();
         buttonsVal[menuFocus].action();
+      }
     };
     window.addEventListener("keydown", handleKey);
     return () => window.removeEventListener("keydown", handleKey);
diff --git a/src/components/views/LceOnlineView.tsx b/src/components/views/LceOnlineView.tsx
index 78a1218..69af187 100644
--- a/src/components/views/LceOnlineView.tsx
+++ b/src/components/views/LceOnlineView.tsx
@@ -348,6 +348,7 @@ const LceOnlineView = memo(function LceOnlineView({
             prev === null || prev <= 0 ? itemCount - 1 : prev - 1,
           );
         } else if (e.key === "Enter" && focusIndex !== null) {
+          e.preventDefault();
           menuItems[focusIndex]?.onClick();
         }
       }
diff --git a/src/components/views/ScreenshotsView.tsx b/src/components/views/ScreenshotsView.tsx
index 5927ca8..4a19869 100644
--- a/src/components/views/ScreenshotsView.tsx
+++ b/src/components/views/ScreenshotsView.tsx
@@ -73,6 +73,7 @@ const ScreenshotsView = memo(function ScreenshotsView() {
           playPressSound();
           setDeleteConfirmFocusIndex((prev) => (prev === 0 ? 1 : 0));
         } else if (e.key === "Enter") {
+          e.preventDefault();
           if (deleteConfirmFocusIndex === 1) confirmDelete();
           else {
             playBackSound();
@@ -94,6 +95,7 @@ const ScreenshotsView = memo(function ScreenshotsView() {
           playPressSound();
           setModalFocusIndex((prev) => (prev < 2 ? prev + 1 : 0));
         } else if (e.key === "Enter") {
+          e.preventDefault();
           if (modalFocusIndex === 0) handleOpenFolder(selectedScreenshot);
           else if (modalFocusIndex === 1) {
             playPressSound();
@@ -124,6 +126,7 @@ const ScreenshotsView = memo(function ScreenshotsView() {
           prev <= screenshots.length - 1 - cols ? prev + cols : prev,
         );
       } else if (e.key === "Enter") {
+        e.preventDefault();
         if (screenshots[gridFocusIndex]) {
           playPressSound();
           setModalFocusIndex(2);
diff --git a/src/components/views/SettingsView.tsx b/src/components/views/SettingsView.tsx
index 3b997db..19fbca9 100644
--- a/src/components/views/SettingsView.tsx
+++ b/src/components/views/SettingsView.tsx
@@ -775,6 +775,7 @@ const SettingsView = memo(function SettingsView() {
           item.onChange(newVal);
         }
       } else if (e.key === "Enter" && focusIndex !== null) {
+        e.preventDefault();
         const item = settingsItems[focusIndex];
         if (item.type === "button") {
           item.onClick();
diff --git a/src/components/views/SetupView.tsx b/src/components/views/SetupView.tsx
index 175b03b..6ee1f2a 100644
--- a/src/components/views/SetupView.tsx
+++ b/src/components/views/SetupView.tsx
@@ -127,6 +127,7 @@ const SetupView: React.FC<SetupViewProps> = ({ onComplete }) => {
         e.preventDefault();
         setFocusIndex((prev) => (prev - 1 + count) % count);
       } else if (e.key === "Enter") {
+        e.preventDefault();
         if (currentStep === 0) {
           if (focusIndex === 0) handleNext();
           else if (focusIndex === 1) handleNext();
diff --git a/src/components/views/SkinsView.tsx b/src/components/views/SkinsView.tsx
index 21fbd4d..8c0307b 100644
--- a/src/components/views/SkinsView.tsx
+++ b/src/components/views/SkinsView.tsx
@@ -366,6 +366,7 @@ const SkinsView = memo(function SkinsView() {
           setFocusIndex(next < SKINS_START_INDEX ? 0 : next);
         }
       } else if (e.key === "Enter" && focusIndex !== null) {
+        e.preventDefault();
         if (focusIndex === 0) {
           if (viewMode === "skin") handleImportClick();
           else capeFileInputRef.current?.click();
diff --git a/src/components/views/WorkshopView.tsx b/src/components/views/WorkshopView.tsx
index f061678..6513775 100644
--- a/src/components/views/WorkshopView.tsx
+++ b/src/components/views/WorkshopView.tsx
@@ -688,6 +688,7 @@ const WorkshopView = memo(function WorkshopView({
         setFocusedIdx((p) => Math.max((p ?? 1) - (isPluginTab ? 1 : COLS), 0));
         playPressSound();
       } else if (e.key === "Enter" && focusedIdx !== null) {
+        e.preventDefault();
         const pkg = filteredItems[focusedIdx];
         if (pkg) openModal(pkg);
       }
@@ -1402,6 +1403,7 @@ function PackageModal({
           return focusOptions[(idx + 1) % focusOptions.length];
         });
       } else if (e.key === "Enter") {
+        e.preventDefault();
         if (modalFocus === "close") onClose();
         else if (modalFocus === "install") handleAction();
         else if (modalFocus === "uninstall") setShowUninstall(true);
@@ -2171,8 +2173,10 @@ function InstallModal({
       e.stopPropagation();
       if (status === "installing") return;
       if (status === "success") {
-        if (e.key === "Escape" || e.key === "Backspace" || e.key === "Enter")
+        if (e.key === "Escape" || e.key === "Backspace" || e.key === "Enter") {
+          e.preventDefault();
           onClose();
+        }
         return;
       }
 
@@ -2187,6 +2191,7 @@ function InstallModal({
         playPressSound();
         setFocusedIdx((p) => Math.min(p + 1, editionOptions.length - 1));
       } else if (e.key === "Enter") {
+        e.preventDefault();
         if (editionOptions.length > 0) {
           installTo(editionOptions[focusedIdx].instanceId);
         }
@@ -2480,8 +2485,10 @@ function UninstallModal({
       e.stopPropagation();
       if (status === "removing") return;
       if (status === "success") {
-        if (e.key === "Escape" || e.key === "Backspace" || e.key === "Enter")
+        if (e.key === "Escape" || e.key === "Backspace" || e.key === "Enter") {
+          e.preventDefault();
           onClose();
+        }
         return;
       }
 
@@ -2496,6 +2503,7 @@ function UninstallModal({
         playPressSound();
         setFocusedIdx((p) => Math.min(p + 1, installedEntries.length - 1));
       } else if (e.key === "Enter") {
+        e.preventDefault();
         if (installedEntries.length > 0) {
           uninstallFrom(installedEntries[focusedIdx].instanceId);
         }