diff --git a/.github/workflows/bundle.yml b/.github/workflows/bundle.yml
index 0863b45..f45e092 100644
--- a/.github/workflows/bundle.yml
+++ b/.github/workflows/bundle.yml
@@ -8,12 +8,15 @@
 # Each release also has the app (v2): steamify-app.tar.gz (ui/, steamify.sh,
 # lib/, the icon) and its launcher, run with:
 #   curl -fsSL https://github.com/theupriser/steamify-cachyos/releases/latest/download/steamify-app.sh | bash
+# A push to feat/v2-ui (the app, not released yet) updates the pre-release
+# v2-ui-preview instead, whose launcher gets that build:
+#   curl -fsSL https://github.com/theupriser/steamify-cachyos/releases/download/v2-ui-preview/steamify-app.sh | bash
 # Pull requests only build and check it, and warn when VERSION is already released.
 name: Single-file build
 
 on:
   push:
-    branches: [main]
+    branches: [main, feat/v2-ui]
   pull_request:
   workflow_dispatch:
 
@@ -103,3 +106,23 @@ jobs:
             gh release create latest --title "Steamify CachyOS - latest (v$VERSION)" --notes "$latest_notes" --latest=false
           fi
           gh release upload latest dist/steamify.sh dist/steamify-app.sh dist/steamify-app.tar.gz assets/steam-gaming-settings.svg --clobber
+
+      - name: Publish the v2-ui-preview pre-release
+        if: github.event_name == 'push' && github.ref == 'refs/heads/feat/v2-ui'
+        env:
+          GH_TOKEN: ${{ github.token }}
+        run: |
+          # Its launcher downloads this pre-release, not the newest release.
+          sed -i 's/STEAMIFY_RELEASE:-latest/STEAMIFY_RELEASE:-v2-ui-preview/' dist/steamify-app.sh
+          grep -q 'STEAMIFY_RELEASE:-v2-ui-preview' dist/steamify-app.sh
+          git tag -f v2-ui-preview "$GITHUB_SHA" && git push -f origin v2-ui-preview
+          notes="Preview of the Steamify app (v2) from feat/v2-ui ($(git describe --always), $(git log -1 --format='%cs %s')). Not a release.
+          Run it with:
+
+              curl -fsSL https://github.com/${{ github.repository }}/releases/download/v2-ui-preview/steamify-app.sh | bash"
+          if gh release view v2-ui-preview >/dev/null 2>&1; then
+            gh release edit v2-ui-preview --title "Steamify app (v2) preview" --notes "$notes" --prerelease --latest=false
+          else
+            gh release create v2-ui-preview --target "$GITHUB_SHA" --title "Steamify app (v2) preview" --notes "$notes" --prerelease --latest=false
+          fi
+          gh release upload v2-ui-preview dist/steamify-app.sh dist/steamify-app.tar.gz --clobber
diff --git a/ui/qml/Main.qml b/ui/qml/Main.qml
index f0e7bf2..925d4f5 100644
--- a/ui/qml/Main.qml
+++ b/ui/qml/Main.qml
@@ -118,6 +118,7 @@ ApplicationWindow {
     }
     function label(it) { return (texts[it.id] && texts[it.id].label) || it.label; }
     function syncFromStatus() {
+        reapply = false;
         var w = {};
         for (var i = 0; i < items.length; i++) w[items[i].id] = items[i].kind === "action" ? false : items[i].wanted;
         want = w;
@@ -252,7 +253,7 @@ ApplicationWindow {
             else if (a === "back") Qt.quit();
         } else if (screen === "review") {
             if (a === "accept" || a === "apply") onApplyPressed();
-            else if (a === "back") screen = "menu";
+            else if (a === "back") { reapply = false; screen = "menu"; }
         } else if (screen === "password") {
             if (a === "accept" || a === "apply") submitPassword();
             else if (a === "back") { pw.text = ""; screen = "review"; }
@@ -353,9 +354,13 @@ ApplicationWindow {
     // --- The 1280x720 stage, scaled to the window ---
     Item {
         id: stage
-        width: 1280; height: 720
-        anchors.centerIn: parent
-        scale: Math.min(win.width / 1280, win.height / 720)
+        // Scaled like a 1280x720 screen, but stretched to the window's own
+        // shape, so the bars reach the edges and the content fills it.
+        readonly property real k: Math.min(win.width / 1280, win.height / 720)
+        width: win.width / k; height: win.height / k
+        x: 0; y: 0
+        transformOrigin: Item.TopLeft
+        scale: k
         focus: true
         Keys.onPressed: function (e) { if (!(screen === "password" && pw.activeFocus && e.key !== Qt.Key_Escape && e.key !== Qt.Key_Return && e.key !== Qt.Key_Enter)) keyAct(e); }
         Keys.onReleased: function (e) { if (screen === "bios2" && !e.isAutoRepeat && (e.key === Qt.Key_Return || e.key === Qt.Key_Enter)) act("release"); }
@@ -393,7 +398,7 @@ ApplicationWindow {
 
             Item {
                 id: menuBody; visible: items.length > 0
-                x: 40; y: 28; width: 1200; height: parent.height - 28 - 64 - 20
+                x: 40; y: 28; width: parent.width - 80; height: parent.height - 28 - 64 - 20
                 // Left: the list
                 Column {
                     id: listCol; width: 740; height: parent.height; spacing: 10
@@ -564,7 +569,7 @@ ApplicationWindow {
                     Text { anchors.verticalCenter: parent.verticalCenter; x: 18; text: "Your password is asked once. Changes to how the PC starts need a restart."; color: t.soft; font.family: t.body; font.pixelSize: 14 } }
             }
             Rectangle {
-                x: 812; y: 32; width: 428; height: 210; radius: 16; color: t.card
+                x: parent.width - 468; y: 32; width: 428; height: 210; radius: 16; color: t.card
                 Column { anchors.fill: parent; anchors.margins: 24; spacing: 12
                     Text { text: "SUMMARY"; color: t.faint; font.family: t.body; font.pixelSize: 12; font.weight: Font.DemiBold; font.letterSpacing: 0.8 }
                     Repeater { model: [["Turn on", "on"], ["Re-apply", "again"], ["Turn off", "off"]]
@@ -576,7 +581,7 @@ ApplicationWindow {
             Rectangle {
                 anchors.bottom: parent.bottom; width: parent.width; height: 64; color: t.bar
                 Rectangle { width: parent.width; height: 1; color: t.line }
-                Btn { anchors.left: parent.left; anchors.leftMargin: 40; anchors.verticalCenter: parent.verticalCenter; k: g.back; text: "Back to the menu"; onClicked: screen = "menu" }
+                Btn { anchors.left: parent.left; anchors.leftMargin: 40; anchors.verticalCenter: parent.verticalCenter; k: g.back; text: "Back to the menu"; onClicked: act("back") }
                 Btn { anchors.right: parent.right; anchors.rightMargin: 40; anchors.verticalCenter: parent.verticalCenter; k: g.ok; text: "Apply"; primary: true; visible: plan.length > 0; onClicked: onApplyPressed() }
             }
         }
@@ -660,7 +665,7 @@ ApplicationWindow {
                 }
             }
             Column {
-                x: 632; y: 32; width: 608; height: parent.height - 64; spacing: 10
+                x: 632; y: 32; width: parent.width - 672; height: parent.height - 64; spacing: 10
                 Text { text: "DETAILS"; color: t.faint; font.family: t.body; font.pixelSize: 12; font.weight: Font.DemiBold; font.letterSpacing: 0.8 }
                 Rectangle { width: parent.width; height: parent.height - 30; radius: 16; color: "#0b0e13"; border.width: 1; border.color: "#1d2531"
                     ListView { id: logView; anchors.fill: parent; anchors.margins: 18; clip: true; model: logModel
@@ -674,7 +679,7 @@ ApplicationWindow {
             visible: screen === "bios1"
             anchors.top: header.bottom; anchors.bottom: parent.bottom; width: parent.width
             Rectangle {
-                x: 40; y: 28; width: 1200; height: parent.height - 28 - 64 - 24; radius: 16; color: "#1d1416"; border.width: 2; border.color: "#b33a3a"
+                x: 40; y: 28; width: parent.width - 80; height: parent.height - 28 - 64 - 24; radius: 16; color: "#1d1416"; border.width: 2; border.color: "#b33a3a"
                 Row { anchors.fill: parent; anchors.margins: 32; spacing: 40
                     Column { width: 640; spacing: 16
                         Row { spacing: 12
diff --git a/ui/steamify-app.sh b/ui/steamify-app.sh
index f118b48..4fe1b83 100755
--- a/ui/steamify-app.sh
+++ b/ui/steamify-app.sh
@@ -4,11 +4,13 @@
 # Downloads the newest release's app package (steamify-app.tar.gz: the app,
 # steamify.sh and lib/) to ~/.local/share/steamify/app, installs PySide6 if
 # it's missing, adds a launcher entry, and starts the app.
-# STEAMIFY_BRANCH=<branch> takes that branch's source instead of a release
-# (for testing before a release).
+# STEAMIFY_RELEASE=<tag> takes that release instead of the newest (the
+# v2-ui-preview build's copy of this script sets it). STEAMIFY_BRANCH=<branch>
+# takes that branch's source instead (for testing before a build).
 set -euo pipefail
 
 REPO="theupriser/steamify-cachyos"
+RELEASE="${STEAMIFY_RELEASE:-latest}"
 DEST="${XDG_DATA_HOME:-$HOME/.local/share}/steamify/app"
 APPS="${XDG_DATA_HOME:-$HOME/.local/share}/applications"
 
@@ -26,8 +28,14 @@ if [[ -n "${STEAMIFY_BRANCH:-}" ]]; then
     mkdir "$tmp/app"
     tar -xzf "$tmp/src.tar.gz" -C "$tmp/app" --strip-components=1
 else
-    say "Downloading the newest Steamify app..."
-    curl -fsSL "https://github.com/$REPO/releases/latest/download/steamify-app.tar.gz" -o "$tmp/app.tar.gz" ||
+    if [[ "$RELEASE" == latest ]]; then
+        url="https://github.com/$REPO/releases/latest/download/steamify-app.tar.gz"
+        say "Downloading the newest Steamify app..."
+    else
+        url="https://github.com/$REPO/releases/download/$RELEASE/steamify-app.tar.gz"
+        say "Downloading the Steamify app ($RELEASE)..."
+    fi
+    curl -fsSL "$url" -o "$tmp/app.tar.gz" ||
         die "Couldn't download the app (is there a release with steamify-app.tar.gz yet?)."
     mkdir "$tmp/app"
     tar -xzf "$tmp/app.tar.gz" -C "$tmp/app"