diff --git a/package/secubox/luci-app-nextcloud/htdocs/luci-static/resources/view/nextcloud/overview.js b/package/secubox/luci-app-nextcloud/htdocs/luci-static/resources/view/nextcloud/overview.js
index 4700d7d6..b77aa8fe 100644
--- a/package/secubox/luci-app-nextcloud/htdocs/luci-static/resources/view/nextcloud/overview.js
+++ b/package/secubox/luci-app-nextcloud/htdocs/luci-static/resources/view/nextcloud/overview.js
@@ -91,6 +91,25 @@ var callLogs = rpc.declare({
 	expect: {}
 });
 
+var callGetStorage = rpc.declare({
+	object: 'luci.nextcloud',
+	method: 'get_storage',
+	expect: {}
+});
+
+var callDeleteBackup = rpc.declare({
+	object: 'luci.nextcloud',
+	method: 'delete_backup',
+	params: ['name'],
+	expect: {}
+});
+
+var callUninstall = rpc.declare({
+	object: 'luci.nextcloud',
+	method: 'uninstall',
+	expect: {}
+});
+
 var callListUsers = rpc.declare({
 	object: 'luci.nextcloud',
 	method: 'list_users',
@@ -134,6 +153,7 @@ return view.extend({
 	config: {},
 	backups: [],
 	users: [],
+	storage: {},
 	currentTab: 'overview',
 
 	load: function() {
@@ -141,7 +161,8 @@ return view.extend({
 			callStatus(),
 			callGetConfig(),
 			callListBackups().catch(function() { return { backups: [] }; }),
-			callListUsers().catch(function() { return { users: [] }; })
+			callListUsers().catch(function() { return { users: [] }; }),
+			callGetStorage().catch(function() { return {}; })
 		]);
 	},
 
@@ -151,6 +172,7 @@ return view.extend({
 		this.config = data[1] || {};
 		this.backups = (data[2] || {}).backups || [];
 		this.users = (data[3] || {}).users || [];
+		this.storage = data[4] || {};
 
 		// Not installed - show install view
 		if (!this.status.installed) {
@@ -161,6 +183,7 @@ return view.extend({
 		var tabs = [
 			{ id: 'overview', label: 'Overview', icon: '🎛️' },
 			{ id: 'users', label: 'Users', icon: '👥' },
+			{ id: 'storage', label: 'Storage', icon: '💿' },
 			{ id: 'backups', label: 'Backups', icon: '💾' },
 			{ id: 'ssl', label: 'SSL', icon: '🔒' },
 			{ id: 'logs', label: 'Logs', icon: '📜' }
@@ -215,6 +238,7 @@ return view.extend({
 	renderTabContent: function() {
 		switch (this.currentTab) {
 			case 'users': return this.renderUsersTab();
+			case 'storage': return this.renderStorageTab();
 			case 'backups': return this.renderBackupsTab();
 			case 'ssl': return this.renderSSLTab();
 			case 'logs': return this.renderLogsTab();
@@ -480,6 +504,63 @@ return view.extend({
 		});
 	},
 
+	// ========================================================================
+	// Storage Tab
+	// ========================================================================
+
+	renderStorageTab: function() {
+		var self = this;
+		var st = this.storage;
+
+		return E('div', {}, [
+			// Storage Stats
+			E('div', { 'class': 'kiss-grid kiss-grid-4', 'style': 'margin-bottom:24px;' }, [
+				KissTheme.stat(st.data_size || '0', 'User Data', 'var(--kiss-cyan)'),
+				KissTheme.stat(st.backup_size || '0', 'Backups', 'var(--kiss-purple)'),
+				KissTheme.stat(st.disk_free || '0', 'Disk Free', 'var(--kiss-green)'),
+				KissTheme.stat((st.disk_used_percent || 0) + '%', 'Disk Used', st.disk_used_percent > 80 ? 'var(--kiss-red)' : 'var(--kiss-blue)')
+			]),
+
+			// Disk Usage Bar
+			KissTheme.card([
+				E('span', {}, '💿 Disk Usage')
+			], E('div', {}, [
+				E('div', { 'style': 'display:flex;justify-content:space-between;margin-bottom:8px;font-size:13px;' }, [
+					E('span', {}, 'Used: ' + (st.disk_used_percent || 0) + '%'),
+					E('span', { 'style': 'color:var(--kiss-muted);' }, st.disk_free + ' free of ' + st.disk_total)
+				]),
+				E('div', { 'style': 'height:24px;background:var(--kiss-bg2);border-radius:12px;overflow:hidden;' }, [
+					E('div', {
+						'style': 'height:100%;width:' + (st.disk_used_percent || 0) + '%;background:linear-gradient(90deg, var(--kiss-cyan), var(--kiss-blue));transition:width 0.3s;'
+					})
+				])
+			])),
+
+			// Storage Details
+			KissTheme.card([
+				E('span', {}, '📊 Storage Breakdown')
+			], E('div', { 'style': 'display:flex;flex-direction:column;gap:12px;' }, [
+				this.storageRow('📁 User Data', st.data_size || '0', 'var(--kiss-cyan)'),
+				this.storageRow('💾 Backups', st.backup_size || '0', 'var(--kiss-purple)'),
+				this.storageRow('📦 Total Nextcloud', st.total_size || '0', 'var(--kiss-blue)')
+			])),
+
+			// Data Path Info
+			KissTheme.card([
+				E('span', {}, 'ℹ️ Data Location')
+			], E('div', { 'style': 'font-family:monospace;padding:12px;background:var(--kiss-bg2);border-radius:6px;' },
+				this.status.data_path || '/srv/nextcloud'
+			))
+		]);
+	},
+
+	storageRow: function(label, size, color) {
+		return E('div', { 'style': 'display:flex;justify-content:space-between;align-items:center;padding:10px;background:var(--kiss-bg2);border-radius:6px;' }, [
+			E('span', { 'style': 'display:flex;align-items:center;gap:8px;' }, label),
+			E('span', { 'style': 'font-weight:600;color:' + color + ';' }, size)
+		]);
+	},
+
 	// ========================================================================
 	// Backups Tab
 	// ========================================================================
@@ -531,19 +612,27 @@ return view.extend({
 				E('th', {}, 'Name'),
 				E('th', {}, 'Size'),
 				E('th', {}, 'Date'),
-				E('th', {}, 'Actions')
+				E('th', { 'style': 'width:150px;' }, 'Actions')
 			])),
 			E('tbody', {}, this.backups.map(function(b) {
 				return E('tr', {}, [
 					E('td', { 'style': 'font-family:monospace;' }, b.name),
 					E('td', {}, b.size || '-'),
 					E('td', {}, fmtRelative(b.timestamp)),
-					E('td', {}, E('button', {
-						'class': 'kiss-btn kiss-btn-blue',
-						'style': 'padding:4px 10px;font-size:11px;',
-						'data-name': b.name,
-						'click': function(ev) { self.handleRestore(ev.currentTarget.dataset.name); }
-					}, '⬇️ Restore'))
+					E('td', { 'style': 'display:flex;gap:6px;' }, [
+						E('button', {
+							'class': 'kiss-btn kiss-btn-blue',
+							'style': 'padding:4px 10px;font-size:11px;',
+							'data-name': b.name,
+							'click': function(ev) { self.handleRestore(ev.currentTarget.dataset.name); }
+						}, '⬇️ Restore'),
+						E('button', {
+							'class': 'kiss-btn kiss-btn-red',
+							'style': 'padding:4px 10px;font-size:11px;',
+							'data-name': b.name,
+							'click': function(ev) { self.handleDeleteBackup(ev.currentTarget.dataset.name); }
+						}, '🗑️')
+					])
 				]);
 			}))
 		]);
@@ -810,6 +899,30 @@ return view.extend({
 		});
 	},
 
+	handleDeleteBackup: function(name) {
+		var self = this;
+		if (!confirm('Delete backup "' + name + '"? This cannot be undone.')) {
+			return;
+		}
+
+		ui.showModal('Deleting Backup', [
+			E('p', { 'class': 'spinning' }, 'Deleting ' + name + '...')
+		]);
+
+		callDeleteBackup(name).then(function(r) {
+			ui.hideModal();
+			if (r.success) {
+				ui.addNotification(null, E('p', 'Backup deleted: ' + name), 'info');
+				self.refreshBackups();
+			} else {
+				ui.addNotification(null, E('p', 'Failed: ' + (r.error || 'Unknown')), 'error');
+			}
+		}).catch(function(e) {
+			ui.hideModal();
+			ui.addNotification(null, E('p', 'Error: ' + e.message), 'error');
+		});
+	},
+
 	refreshBackups: function() {
 		var self = this;
 		callListBackups().then(function(data) {
@@ -839,11 +952,13 @@ return view.extend({
 		return Promise.all([
 			callStatus(),
 			callListBackups().catch(function() { return { backups: [] }; }),
-			callListUsers().catch(function() { return { users: [] }; })
+			callListUsers().catch(function() { return { users: [] }; }),
+			callGetStorage().catch(function() { return {}; })
 		]).then(function(data) {
 			self.status = data[0] || {};
 			self.backups = (data[1] || {}).backups || [];
 			self.users = (data[2] || {}).users || [];
+			self.storage = data[3] || {};
 
 			// Update tab content
 			var tabContent = document.getElementById('tab-content');
diff --git a/package/secubox/luci-app-nextcloud/root/usr/libexec/rpcd/luci.nextcloud b/package/secubox/luci-app-nextcloud/root/usr/libexec/rpcd/luci.nextcloud
index 2f7d3a61..d4f6d92e 100755
--- a/package/secubox/luci-app-nextcloud/root/usr/libexec/rpcd/luci.nextcloud
+++ b/package/secubox/luci-app-nextcloud/root/usr/libexec/rpcd/luci.nextcloud
@@ -370,6 +370,74 @@ reset_password() {
 	fi
 }
 
+# Uninstall Nextcloud
+do_uninstall() {
+	if command -v nextcloudctl >/dev/null 2>&1; then
+		nextcloudctl uninstall >/tmp/nextcloud-uninstall.log 2>&1
+		echo '{"success": true, "message": "Nextcloud uninstalled (data preserved)"}'
+	else
+		echo '{"success": false, "error": "nextcloudctl not found"}'
+	fi
+}
+
+# Get storage stats
+get_storage() {
+	local data_path=$(uci_get main.data_path)
+	data_path="${data_path:-/srv/nextcloud}"
+
+	local total_size="0"
+	local data_size="0"
+	local backup_size="0"
+
+	if [ -d "$data_path" ]; then
+		total_size=$(du -sh "$data_path" 2>/dev/null | awk '{print $1}' || echo "0")
+	fi
+	if [ -d "$data_path/data" ]; then
+		data_size=$(du -sh "$data_path/data" 2>/dev/null | awk '{print $1}' || echo "0")
+	fi
+	if [ -d "$data_path/backups" ]; then
+		backup_size=$(du -sh "$data_path/backups" 2>/dev/null | awk '{print $1}' || echo "0")
+	fi
+
+	# Get disk free space
+	local disk_free=$(df -h "$data_path" 2>/dev/null | tail -1 | awk '{print $4}' || echo "0")
+	local disk_total=$(df -h "$data_path" 2>/dev/null | tail -1 | awk '{print $2}' || echo "0")
+	local disk_used_pct=$(df "$data_path" 2>/dev/null | tail -1 | awk '{print $5}' | tr -d '%' || echo "0")
+
+	cat <<EOF
+{
+	"total_size": "$total_size",
+	"data_size": "$data_size",
+	"backup_size": "$backup_size",
+	"disk_free": "$disk_free",
+	"disk_total": "$disk_total",
+	"disk_used_percent": $disk_used_pct
+}
+EOF
+}
+
+# Delete a backup
+delete_backup() {
+	local input
+	read -r input
+	local name=$(echo "$input" | jsonfilter -e '@.name' 2>/dev/null)
+
+	if [ -z "$name" ]; then
+		echo '{"success": false, "error": "No backup name specified"}'
+		return
+	fi
+
+	local data_path=$(uci_get main.data_path)
+	local backup_dir="${data_path:-/srv/nextcloud}/backups"
+
+	if [ -f "$backup_dir/$name-db.sql" ]; then
+		rm -f "$backup_dir/$name-db.sql" "$backup_dir/$name-data.tar.gz"
+		echo '{"success": true, "message": "Backup deleted: '"$name"'"}'
+	else
+		echo '{"success": false, "error": "Backup not found"}'
+	fi
+}
+
 # RPCD list method
 list_methods() {
 	cat <<'EOF'
@@ -378,6 +446,7 @@ list_methods() {
 	"get_config": {},
 	"save_config": {"http_port": "string", "data_path": "string", "domain": "string", "admin_user": "string", "memory_limit": "string", "upload_max": "string"},
 	"install": {},
+	"uninstall": {},
 	"start": {},
 	"stop": {},
 	"restart": {},
@@ -385,12 +454,14 @@ list_methods() {
 	"backup": {"name": "string"},
 	"restore": {"name": "string"},
 	"list_backups": {},
+	"delete_backup": {"name": "string"},
 	"ssl_enable": {"domain": "string"},
 	"ssl_disable": {},
 	"occ": {"command": "string"},
 	"logs": {},
 	"list_users": {},
-	"reset_password": {"uid": "string", "password": "string"}
+	"reset_password": {"uid": "string", "password": "string"},
+	"get_storage": {}
 }
 EOF
 }
@@ -406,6 +477,7 @@ case "$1" in
 			get_config)   get_config ;;
 			save_config)  save_config ;;
 			install)      do_install ;;
+			uninstall)    do_uninstall ;;
 			start)        do_start ;;
 			stop)         do_stop ;;
 			restart)      do_restart ;;
@@ -413,12 +485,14 @@ case "$1" in
 			backup)       do_backup ;;
 			restore)      do_restore ;;
 			list_backups) list_backups ;;
+			delete_backup) delete_backup ;;
 			ssl_enable)   do_ssl_enable ;;
 			ssl_disable)  do_ssl_disable ;;
 			occ)          do_occ ;;
 			logs)         get_logs ;;
 			list_users)   list_users ;;
 			reset_password) reset_password ;;
+			get_storage)  get_storage ;;
 			*)            echo '{"error": "Unknown method"}' ;;
 		esac
 		;;
diff --git a/package/secubox/luci-app-nextcloud/root/usr/share/rpcd/acl.d/luci-app-nextcloud.json b/package/secubox/luci-app-nextcloud/root/usr/share/rpcd/acl.d/luci-app-nextcloud.json
index 36ff9cc6..92f762a5 100644
--- a/package/secubox/luci-app-nextcloud/root/usr/share/rpcd/acl.d/luci-app-nextcloud.json
+++ b/package/secubox/luci-app-nextcloud/root/usr/share/rpcd/acl.d/luci-app-nextcloud.json
@@ -3,7 +3,7 @@
 		"description": "Grant access to Nextcloud LXC app",
 		"read": {
 			"ubus": {
-				"luci.nextcloud": ["status", "get_config", "list_backups", "logs", "list_users"]
+				"luci.nextcloud": ["status", "get_config", "list_backups", "logs", "list_users", "get_storage"]
 			},
 			"uci": ["nextcloud"]
 		},
@@ -11,6 +11,7 @@
 			"ubus": {
 				"luci.nextcloud": [
 					"install",
+					"uninstall",
 					"start",
 					"stop",
 					"restart",
@@ -18,6 +19,7 @@
 					"save_config",
 					"backup",
 					"restore",
+					"delete_backup",
 					"ssl_enable",
 					"ssl_disable",
 					"occ",
diff --git a/package/secubox/secubox-app-nextcloud/README.md b/package/secubox/secubox-app-nextcloud/README.md
index 5966489a..e58dab11 100644
--- a/package/secubox/secubox-app-nextcloud/README.md
+++ b/package/secubox/secubox-app-nextcloud/README.md
@@ -1,11 +1,24 @@
 # SecuBox Nextcloud
 
-Self-hosted file sync and share platform running in Docker on OpenWrt. Provides calendar, contacts, collaborative editing, and file management.
+Self-hosted file sync and collaboration platform running in a Debian LXC container on OpenWrt. Features MariaDB database, Redis caching, and Nginx web server.
 
 ## Installation
 
 ```bash
-opkg install secubox-app-nextcloud
+opkg install secubox-app-nextcloud luci-app-nextcloud
+```
+
+## Quick Start
+
+```bash
+# Install Nextcloud (creates LXC container)
+nextcloudctl install
+
+# Start service
+/etc/init.d/nextcloud start
+
+# Access web interface
+# http://router-ip:8080
 ```
 
 ## Configuration
@@ -15,21 +28,55 @@ UCI config file: `/etc/config/nextcloud`
 ```bash
 uci set nextcloud.main.enabled='1'
 uci set nextcloud.main.domain='cloud.example.com'
-uci set nextcloud.main.port='8080'
+uci set nextcloud.main.http_port='8080'
 uci set nextcloud.main.admin_user='admin'
-uci set nextcloud.main.data_dir='/srv/nextcloud/data'
+uci set nextcloud.main.memory_limit='1G'
+uci set nextcloud.main.upload_max='512M'
 uci commit nextcloud
 ```
 
-## Usage
+## CLI Commands
 
 ```bash
-nextcloudctl start       # Start Nextcloud container
-nextcloudctl stop        # Stop Nextcloud container
-nextcloudctl status      # Show service status
-nextcloudctl update      # Pull latest container image
-nextcloudctl occ <cmd>   # Run Nextcloud occ command
-nextcloudctl logs        # View container logs
+nextcloudctl install          # Create Debian LXC, install Nextcloud stack
+nextcloudctl uninstall        # Remove container (preserves data)
+nextcloudctl update           # Update Nextcloud to latest version
+nextcloudctl start            # Start Nextcloud service
+nextcloudctl stop             # Stop Nextcloud service
+nextcloudctl restart          # Restart Nextcloud service
+nextcloudctl status           # Show service status (JSON)
+nextcloudctl logs [-f]        # Show container logs
+nextcloudctl shell            # Open shell in container
+
+nextcloudctl occ <cmd>        # Run Nextcloud OCC command
+nextcloudctl backup [name]    # Create backup of data and database
+nextcloudctl restore <name>   # Restore from backup
+nextcloudctl list-backups     # List available backups
+
+nextcloudctl ssl-enable <domain>  # Register with HAProxy for SSL
+nextcloudctl ssl-disable          # Remove HAProxy registration
+```
+
+## Architecture
+
+```
+┌─────────────────────────────────────────────────────────────┐
+│                     OpenWrt Host                            │
+│  ┌───────────────────────────────────────────────────────┐  │
+│  │              LXC: nextcloud (Debian 12)               │  │
+│  │  ┌─────────┐  ┌─────────┐  ┌─────────┐  ┌─────────┐  │  │
+│  │  │ Nginx   │  │Nextcloud│  │ MariaDB │  │  Redis  │  │  │
+│  │  │ :8080   │→ │ PHP-FPM │→ │ :3306   │  │ :6379   │  │  │
+│  │  └─────────┘  └─────────┘  └─────────┘  └─────────┘  │  │
+│  │                    ↓                                  │  │
+│  │         /srv/nextcloud (bind mount)                   │  │
+│  └───────────────────────────────────────────────────────┘  │
+│                          ↓                                   │
+│  ┌───────────────────────────────────────────────────────┐  │
+│  │           HAProxy (optional SSL termination)          │  │
+│  │      cloud.example.com:443 → nextcloud:8080           │  │
+│  └───────────────────────────────────────────────────────┘  │
+└─────────────────────────────────────────────────────────────┘
 ```
 
 ## Features
@@ -37,13 +84,42 @@ nextcloudctl logs        # View container logs
 - File sync and share with web, desktop, and mobile clients
 - Calendar and contacts (CalDAV/CardDAV)
 - Collaborative document editing
-- Docker-based deployment with persistent storage
+- End-to-end encryption support
+- Debian LXC container with PHP 8.2
+- MariaDB database with optimized settings
+- Redis caching for improved performance
+- Nginx with Nextcloud-optimized config
+- HAProxy integration for SSL/HTTPS
+- Automated backup and restore
+- Memory limit via cgroups
+- Auto-start on boot
+
+## Data Locations
+
+```
+/srv/nextcloud/
+├── data/           # Nextcloud user data
+├── config/         # Nextcloud config.php
+└── backups/        # Automated backups
+```
+
+## SSL with HAProxy
+
+```bash
+# Enable HTTPS via HAProxy with Let's Encrypt
+nextcloudctl ssl-enable cloud.example.com
+
+# Access via HTTPS
+https://cloud.example.com
+```
 
 ## Dependencies
 
-- `dockerd`
-- `docker`
-- `containerd`
+- `lxc` - Container runtime
+- `lxc-common` - LXC utilities
+- `tar`, `wget-ssl`, `unzip`, `xz` - Archive tools
+- `jsonfilter` - JSON parsing
+- `openssl-util` - SSL utilities
 
 ## License
 
diff --git a/package/secubox/secubox-app-nextcloud/files/usr/sbin/nextcloudctl b/package/secubox/secubox-app-nextcloud/files/usr/sbin/nextcloudctl
index fb08c309..357a2707 100644
--- a/package/secubox/secubox-app-nextcloud/files/usr/sbin/nextcloudctl
+++ b/package/secubox/secubox-app-nextcloud/files/usr/sbin/nextcloudctl
@@ -6,7 +6,7 @@
 
 CONFIG="nextcloud"
 LXC_NAME="nextcloud"
-NEXTCLOUD_VERSION="30.0.4"
+NEXTCLOUD_VERSION="31.0.5"
 
 # Paths
 LXC_PATH="/srv/lxc"
@@ -397,9 +397,16 @@ server {
         return 301 /index.php$request_uri;
     }
 
-    location ~ ^/(?:build|tests|config|lib|3rdparty|templates|data)(?:$|/) { return 404; }
+    location ~ ^/(?:build|tests|config|lib|3rdparty|templates|data)(?:$|/)(?!.*\.(css|js|svg|png|gif|ico|woff2?)$) { return 404; }
     location ~ ^/(?:\.|autotest|occ|issue|indie|db_|console) { return 404; }
 
+    # Serve app static files correctly
+    location ~ ^/apps/[^/]+/(?:css|js|img|l10n)/.+$ {
+        try_files \$uri /index.php\$request_uri;
+        add_header Cache-Control "public, max-age=15778463, immutable";
+        access_log off;
+    }
+
     location ~ \.php(?:$|/) {
         rewrite ^/(?!index|remote|public|cron|core\/ajax\/update|status|ocs\/v[12]|updater\/.+|ocs-provider\/.+|.+\/richdocumentscode(_arm64)?\/proxy) /index.php$request_uri;
 
@@ -543,6 +550,10 @@ lxc.uts.name = $LXC_NAME
 lxc.rootfs.path = dir:$LXC_ROOTFS
 lxc.arch = $(uname -m)
 
+# Auto-start on boot
+lxc.start.auto = 1
+lxc.start.delay = 5
+
 # Network: use host network
 lxc.net.0.type = none
 
@@ -557,6 +568,9 @@ lxc.environment = NEXTCLOUD_HTTP_PORT=$http_port
 lxc.environment = NEXTCLOUD_UPLOAD_MAX=$upload_max
 lxc.environment = NEXTCLOUD_TRUSTED_PROXIES=$trusted_proxies
 
+# Memory limit
+lxc.cgroup2.memory.max = $mem_bytes
+
 # Security
 lxc.cap.drop = sys_admin sys_module mac_admin mac_override sys_time sys_rawio