diff --git a/scripts/dashboards_render_atlas.py b/scripts/dashboards_render_atlas.py
index 4a4c540c..f4d0bf76 100644
--- a/scripts/dashboards_render_atlas.py
+++ b/scripts/dashboards_render_atlas.py
@@ -1325,25 +1325,29 @@ def testing_suite_variable():
 
 
 def overview_testing_suite_variable():
-    preferred = "lesavka"
-    options = [
+    preferred = "$__all"
+    options = [{"text": "All", "value": "$__all", "selected": True}]
+    options.extend(
         {
             "text": suite,
             "value": suite,
-            "selected": suite == preferred,
+            "selected": False,
         }
         for suite in PLATFORM_TEST_SUITE_NAMES
-    ]
+    )
     return {
         "name": "overview_suite",
         "label": "Testing Suite",
         "type": "custom",
         "query": ",".join(f"{suite} : {suite}" for suite in PLATFORM_TEST_SUITE_NAMES),
-        "current": {"text": preferred, "value": preferred, "selected": True},
+        "current": {"text": "All", "value": preferred, "selected": True},
         "options": options,
-        "hide": 0,
+        # Grafana variables are dashboard-scoped controls; hide this one because only the
+        # Test Category Pass Rate panel consumes it.
+        "hide": 2,
         "multi": False,
-        "includeAll": False,
+        "includeAll": True,
+        "allValue": PLATFORM_TEST_SUITE_CANONICAL_MATCHER,
         "refresh": 1,
         "sort": 1,
         "skipUrlSync": False,
@@ -2093,7 +2097,7 @@ def build_overview():
     overview_category_pass_rate = (
         'avg by (category) (platform_quality:test_case_pass_rate:percent_1h{'
         'suite=~"${overview_suite:regex}",branch!="",branch=~"main|master|origin/main|origin/master",'
-        f'test!="",test!="__no_test_cases__",category!="",category!~"{PLATFORM_TEST_SUPPORT_CATEGORY_REGEX}"'
+        f'test!="",test!="__no_test_cases__",category!="",category!~"uncategorized|{PLATFORM_TEST_SUPPORT_CATEGORY_REGEX}"'
         "})"
     )
     for panel_id, title, draw_expr, runtime_expr, y_pos in [
@@ -2425,23 +2429,21 @@ def build_overview():
     )
     panels.append(apply_bar_timeseries_style(ariadne_volume, stacked=False))
     panels.append(
-        state_timeline_panel(
+        bargauge_panel(
             46,
             "Test Category Pass Rate",
             overview_category_pass_rate,
             {"h": 6, "w": 6, "x": 15, "y": 13},
             unit="percent",
-            min_value=0,
-            max_value=100,
+            instant=True,
             legend="{{category}}",
+            sort_order="asc",
             thresholds=test_success_thresholds,
+            decimals=1,
             links=overview_link("atlas-testing"),
-            description="Pass rate by test category for the selected suite. Blue means clean categories; warmer colors show where attention belongs.",
+            description="Current pass rate by test category for the selected suite set. Blue is clean; warmer colors show categories needing attention.",
         )
     )
-    panels[-1]["options"]["legend"] = {"displayMode": "list", "placement": "bottom"}
-    panels[-1]["options"]["mergeValues"] = False
-    panels[-1]["options"]["showValue"] = "auto"
     for panel_id, title, metric, x_pos, description in [
         (
             142,
diff --git a/scripts/tests/test_dashboards_render_atlas.py b/scripts/tests/test_dashboards_render_atlas.py
index 88916c6e..eb326faf 100644
--- a/scripts/tests/test_dashboards_render_atlas.py
+++ b/scripts/tests/test_dashboards_render_atlas.py
@@ -72,7 +72,7 @@ def test_overview_uses_readable_quality_power_and_gitops_panels():
     ]
     assert "atlas-jobs" not in repr(dashboard)
     assert "Platform Test Success Rate" not in panels_by_title
-    assert panels_by_title["Test Category Pass Rate"]["type"] == "state-timeline"
+    assert panels_by_title["Test Category Pass Rate"]["type"] == "bargauge"
     assert panels_by_title["Test Category Pass Rate"]["gridPos"] == {"h": 6, "w": 6, "x": 15, "y": 13}
     assert panels_by_title["Test Category Pass Rate"]["targets"][0]["legendFormat"] == "{{category}}"
     assert "${overview_suite:regex}" in panels_by_title["Test Category Pass Rate"]["targets"][0]["expr"]
@@ -131,12 +131,17 @@ def test_overview_uses_readable_quality_power_and_gitops_panels():
     gitops_expr = panels_by_title["GitOps Health"]["targets"][0]["expr"]
     assert "Kustomizations Not Suspended" in gitops_expr
     assert "HelmReleases Not Suspended" in gitops_expr
-    assert panels_by_title["Test Category Pass Rate"]["options"]["legend"]["displayMode"] == "list"
-    assert panels_by_title["Test Category Pass Rate"]["options"]["legend"]["placement"] == "bottom"
-    assert panels_by_title["Test Category Pass Rate"]["options"]["mergeValues"] is False
-    assert panels_by_title["Test Category Pass Rate"]["options"]["showValue"] == "auto"
-    assert "rowHeight" not in panels_by_title["Test Category Pass Rate"]["options"]
-    assert any(variable["name"] == "overview_suite" for variable in dashboard["templating"]["list"])
+    assert panels_by_title["Test Category Pass Rate"]["type"] == "bargauge"
+    assert panels_by_title["Test Category Pass Rate"]["options"]["orientation"] == "horizontal"
+    assert panels_by_title["Test Category Pass Rate"]["targets"][0]["instant"] is True
+    assert panels_by_title["Test Category Pass Rate"]["targets"][0]["legendFormat"] == "{{category}}"
+    assert panels_by_title["Test Category Pass Rate"]["transformations"][0]["id"] == "sortBy"
+    assert panels_by_title["Test Category Pass Rate"]["transformations"][0]["options"]["order"] == "asc"
+    overview_suite = next(variable for variable in dashboard["templating"]["list"] if variable["name"] == "overview_suite")
+    assert overview_suite["current"] == {"text": "All", "value": "$__all", "selected": True}
+    assert overview_suite["includeAll"] is True
+    assert overview_suite["allValue"] == mod.PLATFORM_TEST_SUITE_CANONICAL_MATCHER
+    assert overview_suite["hide"] == 2
 
     pvc_backup_expr = panels_by_title["PVC Backup Health / Age"]["targets"][0]["expr"]
     assert "backup-telemetry-missing" in pvc_backup_expr
diff --git a/services/monitoring/dashboards/atlas-overview.json b/services/monitoring/dashboards/atlas-overview.json
index 0dead016..88b2811d 100644
--- a/services/monitoring/dashboards/atlas-overview.json
+++ b/services/monitoring/dashboards/atlas-overview.json
@@ -2794,9 +2794,8 @@
     },
     {
       "id": 46,
-      "type": "state-timeline",
+      "type": "bargauge",
       "title": "Test Category Pass Rate",
-      "description": "Pass rate by test category for the selected suite. Blue means clean categories; warmer colors show where attention belongs.",
       "datasource": {
         "type": "prometheus",
         "uid": "atlas-vm"
@@ -2809,9 +2808,10 @@
       },
       "targets": [
         {
-          "expr": "avg by (category) (platform_quality:test_case_pass_rate:percent_1h{suite=~\"${overview_suite:regex}\",branch!=\"\",branch=~\"main|master|origin/main|origin/master\",test!=\"\",test!=\"__no_test_cases__\",category!=\"\",category!~\"fixtures|golden|helpers\"})",
+          "expr": "sort(avg by (category) (platform_quality:test_case_pass_rate:percent_1h{suite=~\"${overview_suite:regex}\",branch!=\"\",branch=~\"main|master|origin/main|origin/master\",test!=\"\",test!=\"__no_test_cases__\",category!=\"\",category!~\"uncategorized|fixtures|golden|helpers\"}))",
           "refId": "A",
-          "legendFormat": "{{category}}"
+          "legendFormat": "{{category}}",
+          "instant": true
         }
       ],
       "fieldConfig": {
@@ -2820,6 +2820,8 @@
             "mode": "thresholds"
           },
           "unit": "percent",
+          "min": 0,
+          "max": 100,
           "thresholds": {
             "mode": "absolute",
             "steps": [
@@ -2845,26 +2847,19 @@
               }
             ]
           },
-          "custom": {
-            "fillOpacity": 70,
-            "lineWidth": 0,
-            "spanNulls": true
-          },
-          "min": 0,
-          "max": 100
+          "decimals": 1
         },
         "overrides": []
       },
       "options": {
-        "mergeValues": false,
-        "showValue": "auto",
-        "legend": {
-          "displayMode": "list",
-          "placement": "bottom"
-        },
-        "tooltip": {
-          "mode": "single",
-          "sort": "none"
+        "displayMode": "basic",
+        "orientation": "horizontal",
+        "reduceOptions": {
+          "calcs": [
+            "lastNotNull"
+          ],
+          "fields": "",
+          "values": false
         }
       },
       "links": [
@@ -2873,6 +2868,18 @@
           "url": "/d/atlas-testing",
           "targetBlank": true
         }
+      ],
+      "description": "Current pass rate by test category for the selected suite set. Blue is clean; warmer colors show categories needing attention.",
+      "transformations": [
+        {
+          "id": "sortBy",
+          "options": {
+            "fields": [
+              "Value"
+            ],
+            "order": "asc"
+          }
+        }
       ]
     },
     {
@@ -4490,11 +4497,16 @@
         "type": "custom",
         "query": "ariadne : ariadne,metis : metis,ananke : ananke,atlasbot : atlasbot,lesavka : lesavka,pegasus : pegasus,soteria : soteria,titan_iac : titan_iac,typhon : typhon,bstein_home : bstein_home,data_prepper : data_prepper",
         "current": {
-          "text": "lesavka",
-          "value": "lesavka",
+          "text": "All",
+          "value": "$__all",
           "selected": true
         },
         "options": [
+          {
+            "text": "All",
+            "value": "$__all",
+            "selected": true
+          },
           {
             "text": "ariadne",
             "value": "ariadne",
@@ -4518,7 +4530,7 @@
           {
             "text": "lesavka",
             "value": "lesavka",
-            "selected": true
+            "selected": false
           },
           {
             "text": "pegasus",
@@ -4551,9 +4563,10 @@
             "selected": false
           }
         ],
-        "hide": 0,
+        "hide": 2,
         "multi": false,
-        "includeAll": false,
+        "includeAll": true,
+        "allValue": "ariadne|metis|ananke|atlasbot|lesavka|pegasus|soteria|titan_iac|typhon|bstein_home|data_prepper",
         "refresh": 1,
         "sort": 1,
         "skipUrlSync": false
diff --git a/services/monitoring/grafana-dashboard-overview.yaml b/services/monitoring/grafana-dashboard-overview.yaml
index 0c5fa4ce..8b3b1643 100644
--- a/services/monitoring/grafana-dashboard-overview.yaml
+++ b/services/monitoring/grafana-dashboard-overview.yaml
@@ -2803,9 +2803,8 @@ data:
         },
         {
           "id": 46,
-          "type": "state-timeline",
+          "type": "bargauge",
           "title": "Test Category Pass Rate",
-          "description": "Pass rate by test category for the selected suite. Blue means clean categories; warmer colors show where attention belongs.",
           "datasource": {
             "type": "prometheus",
             "uid": "atlas-vm"
@@ -2818,9 +2817,10 @@ data:
           },
           "targets": [
             {
-              "expr": "avg by (category) (platform_quality:test_case_pass_rate:percent_1h{suite=~\"${overview_suite:regex}\",branch!=\"\",branch=~\"main|master|origin/main|origin/master\",test!=\"\",test!=\"__no_test_cases__\",category!=\"\",category!~\"fixtures|golden|helpers\"})",
+              "expr": "sort(avg by (category) (platform_quality:test_case_pass_rate:percent_1h{suite=~\"${overview_suite:regex}\",branch!=\"\",branch=~\"main|master|origin/main|origin/master\",test!=\"\",test!=\"__no_test_cases__\",category!=\"\",category!~\"uncategorized|fixtures|golden|helpers\"}))",
               "refId": "A",
-              "legendFormat": "{{category}}"
+              "legendFormat": "{{category}}",
+              "instant": true
             }
           ],
           "fieldConfig": {
@@ -2829,6 +2829,8 @@ data:
                 "mode": "thresholds"
               },
               "unit": "percent",
+              "min": 0,
+              "max": 100,
               "thresholds": {
                 "mode": "absolute",
                 "steps": [
@@ -2854,26 +2856,19 @@ data:
                   }
                 ]
               },
-              "custom": {
-                "fillOpacity": 70,
-                "lineWidth": 0,
-                "spanNulls": true
-              },
-              "min": 0,
-              "max": 100
+              "decimals": 1
             },
             "overrides": []
           },
           "options": {
-            "mergeValues": false,
-            "showValue": "auto",
-            "legend": {
-              "displayMode": "list",
-              "placement": "bottom"
-            },
-            "tooltip": {
-              "mode": "single",
-              "sort": "none"
+            "displayMode": "basic",
+            "orientation": "horizontal",
+            "reduceOptions": {
+              "calcs": [
+                "lastNotNull"
+              ],
+              "fields": "",
+              "values": false
             }
           },
           "links": [
@@ -2882,6 +2877,18 @@ data:
               "url": "/d/atlas-testing",
               "targetBlank": true
             }
+          ],
+          "description": "Current pass rate by test category for the selected suite set. Blue is clean; warmer colors show categories needing attention.",
+          "transformations": [
+            {
+              "id": "sortBy",
+              "options": {
+                "fields": [
+                  "Value"
+                ],
+                "order": "asc"
+              }
+            }
           ]
         },
         {
@@ -4499,11 +4506,16 @@ data:
             "type": "custom",
             "query": "ariadne : ariadne,metis : metis,ananke : ananke,atlasbot : atlasbot,lesavka : lesavka,pegasus : pegasus,soteria : soteria,titan_iac : titan_iac,typhon : typhon,bstein_home : bstein_home,data_prepper : data_prepper",
             "current": {
-              "text": "lesavka",
-              "value": "lesavka",
+              "text": "All",
+              "value": "$__all",
               "selected": true
             },
             "options": [
+              {
+                "text": "All",
+                "value": "$__all",
+                "selected": true
+              },
               {
                 "text": "ariadne",
                 "value": "ariadne",
@@ -4527,7 +4539,7 @@ data:
               {
                 "text": "lesavka",
                 "value": "lesavka",
-                "selected": true
+                "selected": false
               },
               {
                 "text": "pegasus",
@@ -4560,9 +4572,10 @@ data:
                 "selected": false
               }
             ],
-            "hide": 0,
+            "hide": 2,
             "multi": false,
-            "includeAll": false,
+            "includeAll": true,
+            "allValue": "ariadne|metis|ananke|atlasbot|lesavka|pegasus|soteria|titan_iac|typhon|bstein_home|data_prepper",
             "refresh": 1,
             "sort": 1,
             "skipUrlSync": false