diff --git a/bambu_run/templates/bambu_run/filament_color_list.html b/bambu_run/templates/bambu_run/filament_color_list.html
index b4061b9..c777595 100644
--- a/bambu_run/templates/bambu_run/filament_color_list.html
+++ b/bambu_run/templates/bambu_run/filament_color_list.html
@@ -9,9 +9,11 @@
             <p class="text-muted">Manage filament colors for auto-matching</p>
         </div>
         <div class="col-md-4 text-end">
+            {% if not is_basic_user %}
             <a href="{% url 'bambu_run:filament_color_create' %}" class="btn btn-primary">
                 <i class="bi bi-plus-circle"></i> Add New Color
             </a>
+            {% endif %}
             <a href="{% url 'bambu_run:filament_list' %}" class="btn btn-outline-secondary">
                 <i class="bi bi-arrow-left"></i> Back to Inventory
             </a>
@@ -70,8 +72,10 @@
                             </td>
                             <td class="align-middle">{{ color.brand }}</td>
                             <td class="align-middle">
+                                {% if not is_basic_user %}
                                 <a href="{% url 'bambu_run:filament_color_update' color.pk %}" class="btn btn-sm btn-warning">Edit</a>
                                 <a href="{% url 'bambu_run:filament_color_delete' color.pk %}" class="btn btn-sm btn-danger">Delete</a>
+                                {% endif %}
                             </td>
                         </tr>
                         {% empty %}
diff --git a/bambu_run/templates/bambu_run/filament_detail.html b/bambu_run/templates/bambu_run/filament_detail.html
index 0adf548..c9c1d53 100644
--- a/bambu_run/templates/bambu_run/filament_detail.html
+++ b/bambu_run/templates/bambu_run/filament_detail.html
@@ -13,7 +13,9 @@
             <p class="text-body-secondary">Filament Spool Details</p>
         </div>
         <div class="col-auto">
+            {% if not is_basic_user %}
             <a href="{% url 'bambu_run:filament_update' filament.pk %}" class="btn btn-warning">Edit</a>
+            {% endif %}
             <a href="{% url 'bambu_run:filament_list' %}" class="btn btn-secondary">Back to List</a>
         </div>
     </div>
@@ -78,6 +80,7 @@
 
     <!-- Usage Chart -->
     <div class="card mb-4">
+        {% if not is_basic_user %}
         <div class="card-header">
             <div class="d-flex justify-content-between align-items-center flex-wrap gap-2">
                 <div>
@@ -118,6 +121,7 @@
                 </div>
             </div>
         </div>
+        {% endif %}
         <div class="card-body">
             <div class="chart-container" style="height: 300px;">
                 <canvas id="usageChart"></canvas>
@@ -199,6 +203,7 @@
 
 {% block extra_js %}
 <script src="https://cdn.jsdelivr.net/npm/chart.js@4.4.0"></script>
+{% if not is_basic_user %}
 <script>
     const filamentId = {{ filament.pk }};
     let usageChart = null;
@@ -308,4 +313,19 @@
     // Initial load
     fetchFilamentUsageData();
 </script>
+{% else %}
+<script>
+    // Basic user: render static chart from server-provided data if available
+    document.addEventListener('DOMContentLoaded', function() {
+        const ctx = document.getElementById('usageChart');
+        if (ctx) {
+            new Chart(ctx.getContext('2d'), {
+                type: 'line',
+                data: { labels: [], datasets: [{ label: 'Remaining %', data: [], borderColor: 'rgb(75, 192, 192)', backgroundColor: 'rgba(75, 192, 192, 0.1)', tension: 0.3, fill: true }] },
+                options: { responsive: true, maintainAspectRatio: false, scales: { y: { beginAtZero: true, max: 100 } } }
+            });
+        }
+    });
+</script>
+{% endif %}
 {% endblock %}
diff --git a/bambu_run/templates/bambu_run/filament_form.html b/bambu_run/templates/bambu_run/filament_form.html
index 98d18a7..6a03453 100644
--- a/bambu_run/templates/bambu_run/filament_form.html
+++ b/bambu_run/templates/bambu_run/filament_form.html
@@ -145,7 +145,7 @@
                         <button type="submit" class="btn btn-primary">Save</button>
                         <a href="{% url 'bambu_run:filament_list' %}" class="btn btn-secondary">Cancel</a>
                     </div>
-                    {% if form.instance.pk %}
+                    {% if form.instance.pk and not is_basic_user %}
                     <button type="button" class="btn btn-danger" data-bs-toggle="modal" data-bs-target="#deleteModal" id="deleteBtn">
                         <i class="bi bi-trash-fill me-1"></i>Delete
                     </button>
diff --git a/bambu_run/templates/bambu_run/filament_list.html b/bambu_run/templates/bambu_run/filament_list.html
index 92366eb..e83052a 100644
--- a/bambu_run/templates/bambu_run/filament_list.html
+++ b/bambu_run/templates/bambu_run/filament_list.html
@@ -12,6 +12,7 @@
             <h1>Filament Inventory</h1>
             <p class="text-body-secondary">Manage your 3D printer filament spools</p>
         </div>
+        {% if not is_basic_user %}
         <div class="col-auto">
             <a href="{% url 'bambu_run:filament_type_list' %}" class="btn btn-outline-info me-2">
                 <i class="bi bi-list-ul"></i> Manage Types
@@ -23,6 +24,7 @@
                 <i class="bi bi-plus-circle"></i> Add Filament
             </a>
         </div>
+        {% endif %}
     </div>
 
     <!-- Summary Cards -->
@@ -158,7 +160,9 @@
                             <td class="align-middle">{{ filament.last_used|date:"Y-m-d H:i"|default:"Never" }}</td>
                             <td class="align-middle">
                                 <a href="{% url 'bambu_run:filament_detail' filament.pk %}" class="btn btn-sm btn-info">View</a>
+                                {% if not is_basic_user %}
                                 <a href="{% url 'bambu_run:filament_update' filament.pk %}" class="btn btn-sm btn-warning">Edit</a>
+                                {% endif %}
                             </td>
                         </tr>
                         {% empty %}
diff --git a/bambu_run/templates/bambu_run/filament_type_list.html b/bambu_run/templates/bambu_run/filament_type_list.html
index aa36884..b112cbc 100644
--- a/bambu_run/templates/bambu_run/filament_type_list.html
+++ b/bambu_run/templates/bambu_run/filament_type_list.html
@@ -9,9 +9,11 @@
             <p class="text-muted">Manage filament types (material, sub-type, brand)</p>
         </div>
         <div class="col-md-4 text-end">
+            {% if not is_basic_user %}
             <a href="{% url 'bambu_run:filament_type_create' %}" class="btn btn-primary">
                 <i class="bi bi-plus-circle"></i> Add New Type
             </a>
+            {% endif %}
             <a href="{% url 'bambu_run:filament_list' %}" class="btn btn-outline-secondary">
                 <i class="bi bi-arrow-left"></i> Back to Inventory
             </a>
@@ -60,8 +62,10 @@
                             </td>
                             <td class="align-middle">{{ ft.brand }}</td>
                             <td class="align-middle">
+                                {% if not is_basic_user %}
                                 <a href="{% url 'bambu_run:filament_type_update' ft.pk %}" class="btn btn-sm btn-warning">Edit</a>
                                 <a href="{% url 'bambu_run:filament_type_delete' ft.pk %}" class="btn btn-sm btn-danger">Delete</a>
+                                {% endif %}
                             </td>
                         </tr>
                         {% empty %}
diff --git a/bambu_run/templates/bambu_run/printer_dashboard.html b/bambu_run/templates/bambu_run/printer_dashboard.html
index 614de65..df5496c 100644
--- a/bambu_run/templates/bambu_run/printer_dashboard.html
+++ b/bambu_run/templates/bambu_run/printer_dashboard.html
@@ -203,6 +203,7 @@
     </div>
 
     <!-- Date/Time Filter Controls -->
+    {% if not is_basic_user %}
     <div class="row mb-4">
         <div class="col-12">
             <div class="card">
@@ -247,6 +248,7 @@
             </div>
         </div>
     </div>
+    {% endif %}
 
     <!-- Filament Timeline Chart - Full Width -->
     <div class="row g-3 mb-4">
@@ -372,6 +374,7 @@
 <script src="https://cdn.jsdelivr.net/npm/chartjs-plugin-annotation@3.0.1"></script>
 <script src="{% static 'bambu_run/js/printer_charts.js' %}"></script>
 <script src="{% static 'bambu_run/js/printer_charts_control.js' %}"></script>
+{% if not is_basic_user %}
 <div id="printerApiUrl" data-url="{% url 'bambu_run:printer_api' %}" style="display: none;"></div>
 <script>
     document.addEventListener('DOMContentLoaded', function() {
@@ -387,4 +390,18 @@
         }
     });
 </script>
+{% else %}
+<script>
+    document.addEventListener('DOMContentLoaded', function() {
+        const printerData = {{ printer_data_json|safe }};
+        initPrinterCharts(printerData, null);
+
+        if (printerData.project_markers && printerData.project_markers.length > 0) {
+            setTimeout(function() {
+                addProjectMarkersToCharts(printerData.project_markers, printerData.timestamps);
+            }, 500);
+        }
+    });
+</script>
+{% endif %}
 {% endblock %}
diff --git a/bambu_run/views.py b/bambu_run/views.py
index e15e1ca..54d1fa9 100644
--- a/bambu_run/views.py
+++ b/bambu_run/views.py
@@ -17,6 +17,11 @@ from .forms import FilamentForm, FilamentColorForm, FilamentTypeForm
 class PrinterDashboardView(LoginRequiredMixin, TemplateView):
     template_name = "bambu_run/printer_dashboard.html"
 
+    def _get_date_range(self, request):
+        """Return (start_dt, end_dt) for the dashboard query. Override for custom date logic."""
+        time_24h_ago = timezone.now() - timedelta(hours=24)
+        return time_24h_ago, None  # None means "now"
+
     def get_context_data(self, **kwargs):
         context = super().get_context_data(**kwargs)
         context['bambu_run_base_template'] = app_settings.BASE_TEMPLATE
@@ -34,11 +39,14 @@ class PrinterDashboardView(LoginRequiredMixin, TemplateView):
 
         tz = zoneinfo.ZoneInfo(app_settings.TIMEZONE)
 
-        # Last 24 hours of live data
-        time_24h_ago = timezone.now() - timedelta(hours=24)
+        # Get date range (overridable by subclasses)
+        start_dt, end_dt = self._get_date_range(self.request)
         metrics = PrinterMetrics.objects.filter(
-            device=printer_device, timestamp__gte=time_24h_ago
-        ).prefetch_related('filament_snapshots').order_by("timestamp")
+            device=printer_device, timestamp__gte=start_dt
+        )
+        if end_dt:
+            metrics = metrics.filter(timestamp__lte=end_dt)
+        metrics = metrics.prefetch_related('filament_snapshots').order_by("timestamp")
 
         latest_metric = metrics.last()