diff --git a/shell/applets/BatteryApplet.qml b/shell/applets/BatteryApplet.qml
index 327c43a..13e5846 100644
--- a/shell/applets/BatteryApplet.qml
+++ b/shell/applets/BatteryApplet.qml
@@ -96,6 +96,7 @@ Column {
         history: S.BatteryService.history
         color: root._stateColor
         active: root.active
+        maxSamples: 1440
         backgroundTint: 0.07
         areaMode: true
         thresholds: [
@@ -162,6 +163,7 @@ Column {
         history: S.BatteryService.rateHistory
         color: root._stateColor
         active: root.active
+        maxSamples: 60
         maxValue: null
         minValue: null
         backgroundTint: 0.08
diff --git a/shell/applets/GpuApplet.qml b/shell/applets/GpuApplet.qml
index 1d10648..896b1e0 100644
--- a/shell/applets/GpuApplet.qml
+++ b/shell/applets/GpuApplet.qml
@@ -84,6 +84,7 @@ Column {
         height: 36
         history: S.SystemStats.gpuHistory
         active: root.active
+        maxSamples: 60
         colorFunction: v => S.Theme.loadColor(v)
     }
 
diff --git a/shell/applets/MemoryApplet.qml b/shell/applets/MemoryApplet.qml
index fe69183..6aa0005 100644
--- a/shell/applets/MemoryApplet.qml
+++ b/shell/applets/MemoryApplet.qml
@@ -80,6 +80,7 @@ Column {
         history: S.SystemStats.memHistory
         color: root.accentColor
         active: root.active
+        maxSamples: 30
         backgroundTint: 0.15
     }
 
diff --git a/shell/applets/SparklineCanvas.qml b/shell/applets/SparklineCanvas.qml
index cffabb1..dc68691 100644
--- a/shell/applets/SparklineCanvas.qml
+++ b/shell/applets/SparklineCanvas.qml
@@ -13,6 +13,9 @@ Canvas {
     readonly property real _max: maxValue !== null && maxValue !== undefined ? maxValue : (history.length ? Math.max(...history) : 100)
     readonly property real _min: minValue !== null && minValue !== undefined ? minValue : (history.length ? Math.min(...history) : 0)
 
+    // Max x-axis slots - bars get narrower as data fills up, then oldest drops off
+    property int maxSamples: 0
+
     // Logarithmic x-axis: compresses old data on the left, expands recent data on the right.
     // logCurve controls strength (0 = linear, 3 = strong compression). Only visual - does not affect data.
     property bool logScale: false
@@ -66,8 +69,9 @@ Canvas {
                 const x1 = width * (Math.exp(k * (i + 1) / n) - 1) / expK;
                 return [x0, x1 - x0];
             }
-            const step = width / n;
-            return [i * step, step];
+            const step = width / (maxSamples > n ? maxSamples : n);
+            const off = maxSamples > n ? (maxSamples - n) * step : 0;
+            return [off + i * step, step];
         }
 
         // Background tint
@@ -145,7 +149,7 @@ Canvas {
                 const dy = yOf(d[i]);
                 const barTop = Math.min(dy, zy);
                 const barH = Math.max(1, Math.abs(dy - zy));
-                ctx.fillRect(bx, barTop, Math.ceil(bw), barH);
+                ctx.fillRect(bx, barTop, Math.max(1, bw - 0.5), barH);
             }
         }
     }
diff --git a/shell/applets/TemperatureApplet.qml b/shell/applets/TemperatureApplet.qml
index 45534e5..98ad539 100644
--- a/shell/applets/TemperatureApplet.qml
+++ b/shell/applets/TemperatureApplet.qml
@@ -113,6 +113,7 @@ Column {
         history: root.history
         color: root.stateColor
         active: root.active
+        maxSamples: 150
         backgroundTint: 0.08
         thresholds: [
             {
diff --git a/shell/modules/TrayModule.qml b/shell/modules/TrayModule.qml
index 647adce..66a4c89 100644
--- a/shell/modules/TrayModule.qml
+++ b/shell/modules/TrayModule.qml
@@ -15,24 +15,6 @@ RowLayout {
     required property var bar
     property var _activeMenu: null
 
-    Component.onCompleted: console.log("[TrayModule] created, enable:", S.Modules.tray.enable, "repeater count:", _trayRepeater.count)
-
-    onVisibleChanged: console.log("[TrayModule] visible:", visible, "enable:", S.Modules.tray.enable, "count:", _trayRepeater.count)
-
-    Connections {
-        target: _trayRepeater
-        function onCountChanged() {
-            console.log("[TrayModule] repeater count:", _trayRepeater.count);
-        }
-    }
-
-    Connections {
-        target: SystemTray.items
-        function onValuesChanged() {
-            console.log("[TrayModule] model valuesChanged, values.length:", SystemTray.items.values.length, "repeater count:", _trayRepeater.count);
-        }
-    }
-
     Repeater {
         id: _trayRepeater
         model: SystemTray.items