diff --git a/backend/routers/recurring_schedules.py b/backend/routers/recurring_schedules.py
index b784c5d..9a992c4 100644
--- a/backend/routers/recurring_schedules.py
+++ b/backend/routers/recurring_schedules.py
@@ -330,19 +330,35 @@ async def disable_schedule(
     db: Session = Depends(get_db),
 ):
     """
-    Disable a schedule.
+    Disable a schedule and cancel all its pending actions.
     """
     service = get_recurring_schedule_service(db)
+
+    # Count pending actions before disabling (for response message)
+    from sqlalchemy import and_
+    from backend.models import ScheduledAction
+    pending_count = db.query(ScheduledAction).filter(
+        and_(
+            ScheduledAction.execution_status == "pending",
+            ScheduledAction.notes.like(f'%"schedule_id": "{schedule_id}"%'),
+        )
+    ).count()
+
     schedule = service.disable_schedule(schedule_id)
 
     if not schedule:
         raise HTTPException(status_code=404, detail="Schedule not found")
 
+    message = "Schedule disabled"
+    if pending_count > 0:
+        message += f" and {pending_count} pending action(s) cancelled"
+
     return {
         "success": True,
         "schedule_id": schedule.id,
         "enabled": schedule.enabled,
-        "message": "Schedule disabled",
+        "cancelled_actions": pending_count,
+        "message": message,
     }
 
 
diff --git a/backend/services/recurring_schedule_service.py b/backend/services/recurring_schedule_service.py
index f1da36a..3f53210 100644
--- a/backend/services/recurring_schedule_service.py
+++ b/backend/services/recurring_schedule_service.py
@@ -169,8 +169,25 @@ class RecurringScheduleService:
         return self.update_schedule(schedule_id, enabled=True)
 
     def disable_schedule(self, schedule_id: str) -> Optional[RecurringSchedule]:
-        """Disable a schedule."""
-        return self.update_schedule(schedule_id, enabled=False)
+        """Disable a schedule and cancel its pending actions."""
+        schedule = self.update_schedule(schedule_id, enabled=False)
+        if schedule:
+            # Cancel all pending actions generated by this schedule
+            pending_actions = self.db.query(ScheduledAction).filter(
+                and_(
+                    ScheduledAction.execution_status == "pending",
+                    ScheduledAction.notes.like(f'%"schedule_id": "{schedule_id}"%'),
+                )
+            ).all()
+
+            for action in pending_actions:
+                action.execution_status = "cancelled"
+
+            if pending_actions:
+                self.db.commit()
+                logger.info(f"Cancelled {len(pending_actions)} pending actions for disabled schedule {schedule.name}")
+
+        return schedule
 
     def generate_actions_for_schedule(
         self,
diff --git a/templates/projects/detail.html b/templates/projects/detail.html
index 9b6021e..fecf085 100644
--- a/templates/projects/detail.html
+++ b/templates/projects/detail.html
@@ -311,6 +311,7 @@
                     </div>
                 </div>
 
+                <div id="settings-success" class="hidden text-sm text-green-600 dark:text-green-400"></div>
                 <div id="settings-error" class="hidden text-sm text-red-600"></div>
 
                 <div class="flex justify-end gap-3 pt-2">
@@ -606,6 +607,9 @@ function switchTab(tabName) {
         button.classList.remove('border-transparent', 'text-gray-600', 'dark:text-gray-400');
         button.classList.add('border-seismo-orange', 'text-seismo-orange');
     }
+
+    // Persist active tab in URL hash so refresh stays on this tab
+    history.replaceState(null, '', `#${tabName}`);
 }
 
 // Load project details
@@ -677,12 +681,20 @@ document.getElementById('project-settings-form').addEventListener('submit', asyn
             throw new Error('Failed to update project');
         }
 
-        // Reload page to show updated data
-        window.location.reload();
+        // Refresh header and dashboard without full page reload
+        refreshProjectDashboard();
+
+        // Show success feedback
+        const successEl = document.getElementById('settings-success');
+        successEl.textContent = 'Settings saved.';
+        successEl.classList.remove('hidden');
+        document.getElementById('settings-error').classList.add('hidden');
+        setTimeout(() => successEl.classList.add('hidden'), 3000);
     } catch (err) {
         const errorEl = document.getElementById('settings-error');
         errorEl.textContent = err.message || 'Failed to update project.';
         errorEl.classList.remove('hidden');
+        document.getElementById('settings-success').classList.add('hidden');
     }
 });
 
@@ -1251,9 +1263,16 @@ document.getElementById('schedule-modal')?.addEventListener('click', function(e)
     }
 });
 
-// Load project details on page load
+// Load project details on page load and restore active tab from URL hash
 document.addEventListener('DOMContentLoaded', function() {
     loadProjectDetails();
+
+    // Restore tab from URL hash (e.g. #schedules, #settings)
+    const hash = window.location.hash.replace('#', '');
+    const validTabs = ['overview', 'locations', 'units', 'schedules', 'sessions', 'data', 'settings'];
+    if (hash && validTabs.includes(hash)) {
+        switchTab(hash);
+    }
 });
 </script>
 {% endblock %}