diff --git a/Assets/Scripts/Debug/RuntimeBootProbe.cs b/Assets/Scripts/Debug/RuntimeBootProbe.cs
index 156abdfe6..a3bbd72ce 100644
--- a/Assets/Scripts/Debug/RuntimeBootProbe.cs
+++ b/Assets/Scripts/Debug/RuntimeBootProbe.cs
@@ -3,6 +3,7 @@ using System.IO;
 using System.Reflection;
 using System.Text;
 using UnityEngine;
+using UnityEngine.Rendering;
 using UnityEngine.SceneManagement;
 
 [DisallowMultipleComponent]
@@ -73,6 +74,7 @@ public sealed class RuntimeBootProbe : MonoBehaviour
         if (geoTileLoader == null)
         {
             sb.Append("geoTileLoader=null ");
+            AppendRenderState(sb);
             Debug.Log(sb.ToString());
             return;
         }
@@ -103,9 +105,66 @@ public sealed class RuntimeBootProbe : MonoBehaviour
         else
             sb.Append("catalogExists=unknown ");
 
+        AppendRenderState(sb);
         Debug.Log(sb.ToString());
     }
 
+    private static void AppendRenderState(StringBuilder sb)
+    {
+        var rp = GraphicsSettings.currentRenderPipeline;
+        string rpName = rp != null ? $"{rp.name} ({rp.GetType().Name})" : "BuiltInRenderPipeline";
+        int qualityIndex = QualitySettings.GetQualityLevel();
+        string qualityName = qualityIndex >= 0 && qualityIndex < QualitySettings.names.Length
+            ? QualitySettings.names[qualityIndex]
+            : "<unknown>";
+
+        sb.Append("quality=").Append(qualityIndex).Append(":").Append(qualityName).Append(" ");
+        sb.Append("renderPipeline=").Append(rpName).Append(" ");
+
+        var cam = Camera.main;
+        if (cam == null)
+        {
+            sb.Append("mainCamera=<none> ");
+        }
+        else
+        {
+            sb.Append("mainCamera=").Append(cam.name).Append(" ");
+            sb.Append("mainCamera.farClip=").Append(cam.farClipPlane.ToString("F1")).Append(" ");
+            sb.Append("mainCamera.nearClip=").Append(cam.nearClipPlane.ToString("F3")).Append(" ");
+            sb.Append("mainCamera.cullingMask=0x").Append(cam.cullingMask.ToString("X")).Append(" ");
+        }
+
+        AppendXrState(sb);
+    }
+
+    private static void AppendXrState(StringBuilder sb)
+    {
+        try
+        {
+            Type xrSettingsType = Type.GetType("UnityEngine.XR.XRSettings, UnityEngine.XRModule");
+            if (xrSettingsType == null)
+            {
+                sb.Append("xrEnabled=<unavailable> ");
+                return;
+            }
+
+            var enabledProp = xrSettingsType.GetProperty("enabled", BindingFlags.Public | BindingFlags.Static);
+            bool xrEnabled = enabledProp != null && enabledProp.GetValue(null) is bool enabled && enabled;
+            sb.Append("xrEnabled=").Append(xrEnabled).Append(" ");
+
+            if (!xrEnabled)
+                return;
+
+            var stereoModeProp = xrSettingsType.GetProperty("stereoRenderingMode", BindingFlags.Public | BindingFlags.Static);
+            object stereoMode = stereoModeProp?.GetValue(null);
+            sb.Append("xrStereoMode=").Append(stereoMode != null ? stereoMode.ToString() : "<unknown>").Append(" ");
+        }
+        catch
+        {
+            sb.Append("xrEnabled=<error> ");
+        }
+    }
+
     private static string ReadPrivateField(GeoTileAddressablesLoader loader, string fieldName, string fallback)
     {
         try
@@ -149,17 +208,15 @@ public sealed class RuntimeBootProbe : MonoBehaviour
         {
             case RuntimePlatform.Android:
                 return "Android";
-            case RuntimePlatform.IPhonePlayer:
-                return "iOS";
             case RuntimePlatform.WindowsPlayer:
             case RuntimePlatform.WindowsEditor:
-                return "Windows";
+                return "StandaloneWindows64";
             case RuntimePlatform.OSXPlayer:
             case RuntimePlatform.OSXEditor:
-                return "macOS";
+                return "StandaloneOSX";
             case RuntimePlatform.LinuxPlayer:
             case RuntimePlatform.LinuxEditor:
-                return "Linux";
+                return "StandaloneLinux64";
             default:
                 return "Android";
         }
diff --git a/Assets/Scripts/GeoDataUtils/GeoTileAddressablesLoader.cs b/Assets/Scripts/GeoDataUtils/GeoTileAddressablesLoader.cs
index 8d45ddbb1..f6214d0d0 100644
--- a/Assets/Scripts/GeoDataUtils/GeoTileAddressablesLoader.cs
+++ b/Assets/Scripts/GeoDataUtils/GeoTileAddressablesLoader.cs
@@ -5,6 +5,7 @@ using System.IO;
 using UnityEngine;
 using UnityEngine.AddressableAssets;
 using UnityEngine.ResourceManagement.AsyncOperations;
+using UnityEngine.Rendering;
 
 public class GeoTileAddressablesLoader : MonoBehaviour
 {
@@ -89,6 +90,7 @@ public class GeoTileAddressablesLoader : MonoBehaviour
         Debug.Log(
             $"[GeoTileAddressablesLoader] Startup: platform={Application.platform}, " +
             $"persistentDataPath={Application.persistentDataPath}, basePath={basePath}, manifestPath={manifestPath}");
+        LogRuntimeRenderState();
 
         Log($"Initializing loader. BasePath={basePath}");
         Log($"ManifestPath={manifestPath}");
@@ -462,7 +464,10 @@ public class GeoTileAddressablesLoader : MonoBehaviour
         var terrain = instance.GetComponent<Terrain>();
         if (terrain == null)
         {
-            Debug.LogWarning($"[GeoTileAddressablesLoader] Tile {tileKey}: no Terrain component on instance.");
+            int rendererCount = instance.GetComponentsInChildren<Renderer>(true).Length;
+            Debug.LogWarning(
+                $"[GeoTileAddressablesLoader] Tile {tileKey}: no Terrain component on instance, " +
+                $"rendererCount={rendererCount}, rootPos={FormatVec3(instance.transform.position)}");
             return;
         }
 
@@ -484,10 +489,22 @@ public class GeoTileAddressablesLoader : MonoBehaviour
         }
 
         string materialName = terrain.materialTemplate != null ? terrain.materialTemplate.name : "<none>";
+        string shaderName = terrain.materialTemplate != null && terrain.materialTemplate.shader != null
+            ? terrain.materialTemplate.shader.name
+            : "<none>";
+        bool shaderSupported = terrain.materialTemplate != null &&
+                               terrain.materialTemplate.shader != null &&
+                               terrain.materialTemplate.shader.isSupported;
+        Bounds localBounds = td.bounds;
+        Vector3 worldCenter = terrain.GetPosition() + localBounds.center;
+        Vector3 extents = localBounds.extents;
         Debug.Log(
             $"[GeoTileAddressablesLoader] Tile {tileKey}: terrain ok, " +
-            $"drawHeightmap={terrain.drawHeightmap}, layers={layerCount}, " +
-            $"hasDiffuse={hasDiffuse}, diffuse={diffuseName}, material={materialName}");
+            $"enabled={terrain.enabled}, drawHeightmap={terrain.drawHeightmap}, " +
+            $"layers={layerCount}, hasDiffuse={hasDiffuse}, diffuse={diffuseName}, " +
+            $"material={materialName}, shader={shaderName}, shaderSupported={shaderSupported}, " +
+            $"worldCenter={FormatVec3(worldCenter)}, extents={FormatVec3(extents)}, " +
+            $"rootPos={FormatVec3(instance.transform.position)}");
     }
 
     private void RemoveEmbeddedBuildings(GameObject tileInstance, string tileKey)
@@ -679,4 +696,24 @@ public class GeoTileAddressablesLoader : MonoBehaviour
         if (verboseLogging)
             Debug.Log($"[GeoTileAddressablesLoader] {message}");
     }
+
+    private void LogRuntimeRenderState()
+    {
+        var rp = GraphicsSettings.currentRenderPipeline;
+        string rpName = rp != null ? $"{rp.name} ({rp.GetType().Name})" : "BuiltInRenderPipeline";
+        int qualityIndex = QualitySettings.GetQualityLevel();
+        string qualityName = qualityIndex >= 0 && qualityIndex < QualitySettings.names.Length
+            ? QualitySettings.names[qualityIndex]
+            : "<unknown>";
+        string cameraName = Camera.main != null ? Camera.main.name : "<none>";
+
+        Debug.Log(
+            $"[GeoTileAddressablesLoader] RenderState: quality={qualityIndex}:{qualityName}, " +
+            $"renderPipeline={rpName}, mainCamera={cameraName}");
+    }
+
+    private static string FormatVec3(Vector3 v)
+    {
+        return $"({v.x:F2},{v.y:F2},{v.z:F2})";
+    }
 }