diff --git a/launcher.sh b/launcher.sh
index d641918..c66ac6d 100755
--- a/launcher.sh
+++ b/launcher.sh
@@ -600,6 +600,10 @@ show_acronis_menu() {
     echo -e "  ${YELLOW}10)${NC} View Logs                   - Check Acronis logs"
     echo -e "  ${YELLOW}11)${NC} Uninstall Acronis           - Remove Acronis agent"
     echo ""
+    echo -e "${BOLD}Troubleshooting:${NC}"
+    echo ""
+    echo -e "  ${RED}12)${NC} 🔧 Troubleshoot Backups      - Diagnose backup failures"
+    echo ""
     echo -e "  ${RED}0)${NC} Back to Backup & Recovery"
     echo ""
     echo -e "${CYAN}──────────────────────────────────────────────────────────────${NC}"
@@ -624,6 +628,7 @@ handle_acronis_menu() {
             9) run_module "backup" "acronis-update.sh" ;;
             10) run_module "backup" "acronis-logs.sh" ;;
             11) run_module "backup" "acronis-uninstall.sh" ;;
+            12) run_module "backup" "acronis-troubleshoot.sh" ;;
             0) return ;;
             *) echo -e "${RED}Invalid option${NC}"; sleep 1 ;;
         esac
diff --git a/modules/backup/acronis-troubleshoot.sh b/modules/backup/acronis-troubleshoot.sh
new file mode 100755
index 0000000..2efc12a
--- /dev/null
+++ b/modules/backup/acronis-troubleshoot.sh
@@ -0,0 +1,471 @@
+#!/bin/bash
+
+################################################################################
+# Acronis Backup Troubleshooter
+################################################################################
+# Purpose: Diagnose and troubleshoot Acronis backup failures
+# Features:
+# - Multi-log location scanning
+# - Common failure pattern detection
+# - Service health checks
+# - Disk space analysis
+# - Network connectivity tests
+# - Automated fix suggestions
+################################################################################
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)"
+source "$SCRIPT_DIR/lib/common-functions.sh"
+source "$SCRIPT_DIR/lib/system-detect.sh"
+
+# Require root
+if [ "$EUID" -ne 0 ]; then
+    print_error "This script must be run as root"
+    exit 1
+fi
+
+# Log locations to check
+declare -A LOG_LOCATIONS=(
+    ["MMS"]="/var/lib/Acronis/BackupAndRecovery/MMS/mms.0.log"
+    ["MMS_OLD"]="/var/lib/Acronis/BackupAndRecovery/MMS/mms.*.log"
+    ["AGENT"]="/var/log/acronis/agent/*.log"
+    ["CORE"]="/var/lib/Acronis/BackupAndRecovery/aakore.log"
+    ["SCHEDULE"]="/var/lib/Acronis/BackupAndRecovery/scheduler.log"
+    ["SYSTEM"]="/var/log/messages"
+    ["SYSLOG"]="/var/log/syslog"
+)
+
+print_banner "Acronis Backup Troubleshooter"
+
+echo ""
+echo -e "${BOLD}Diagnostic Mode${NC}"
+echo ""
+echo "This tool will analyze:"
+echo "  • Service status and health"
+echo "  • Log files for errors and failures"
+echo "  • System resources (disk, memory)"
+echo "  • Network connectivity to Acronis Cloud"
+echo "  • Common backup failure patterns"
+echo ""
+echo -e "${CYAN}──────────────────────────────────────────────────────────────${NC}"
+echo ""
+
+# Track issues found
+declare -a ISSUES_FOUND=()
+declare -a WARNINGS_FOUND=()
+declare -a RECOMMENDATIONS=()
+
+# Function to add issue
+add_issue() {
+    ISSUES_FOUND+=("$1")
+}
+
+# Function to add warning
+add_warning() {
+    WARNINGS_FOUND+=("$1")
+}
+
+# Function to add recommendation
+add_recommendation() {
+    RECOMMENDATIONS+=("$1")
+}
+
+# 1. Check service status
+echo -e "${BOLD}[1/7] Checking Acronis Services...${NC}"
+echo ""
+
+declare -a SERVICES=("aakore" "acronis_mms" "acronis_schedule" "active-protection")
+all_services_running=true
+
+for service in "${SERVICES[@]}"; do
+    if systemctl list-unit-files | grep -q "^${service}.service"; then
+        if systemctl is-active --quiet "$service"; then
+            echo -e "  ${GREEN}✓${NC} $service is running"
+        else
+            echo -e "  ${RED}✗${NC} $service is NOT running"
+            add_issue "Service $service is stopped"
+            add_recommendation "Start service: systemctl start $service"
+            all_services_running=false
+        fi
+    fi
+done
+
+if [ "$all_services_running" = false ]; then
+    add_recommendation "Start all services: Go to Acronis menu → Check Agent Status → Start All Services"
+fi
+
+echo ""
+
+# 2. Check disk space
+echo -e "${BOLD}[2/7] Checking Disk Space...${NC}"
+echo ""
+
+# Check backup directory
+if [ -d "/var/lib/Acronis" ]; then
+    backup_disk_usage=$(df -h /var/lib/Acronis | tail -1 | awk '{print $5}' | tr -d '%')
+    backup_disk_avail=$(df -h /var/lib/Acronis | tail -1 | awk '{print $4}')
+
+    echo "  Acronis directory: /var/lib/Acronis"
+    echo "  Disk usage: ${backup_disk_usage}%"
+    echo "  Available: ${backup_disk_avail}"
+
+    if [ "$backup_disk_usage" -gt 95 ]; then
+        add_issue "Disk space critically low (${backup_disk_usage}% used)"
+        add_recommendation "Free up disk space or change backup destination"
+    elif [ "$backup_disk_usage" -gt 90 ]; then
+        add_warning "Disk space running low (${backup_disk_usage}% used)"
+        add_recommendation "Monitor disk space closely"
+    else
+        echo -e "  ${GREEN}✓${NC} Disk space OK"
+    fi
+fi
+
+# Check system disk
+root_disk_usage=$(df -h / | tail -1 | awk '{print $5}' | tr -d '%')
+if [ "$root_disk_usage" -gt 90 ]; then
+    add_warning "Root filesystem at ${root_disk_usage}% capacity"
+fi
+
+echo ""
+
+# 3. Check memory
+echo -e "${BOLD}[3/7] Checking Memory...${NC}"
+echo ""
+
+mem_total=$(free -h | grep "^Mem:" | awk '{print $2}')
+mem_available=$(free -h | grep "^Mem:" | awk '{print $7}')
+mem_used_percent=$(free | grep "^Mem:" | awk '{printf "%.0f", ($3/$2)*100}')
+
+echo "  Total memory: ${mem_total}"
+echo "  Available: ${mem_available}"
+echo "  Used: ${mem_used_percent}%"
+
+if [ "$mem_used_percent" -gt 95 ]; then
+    add_warning "Memory usage critically high (${mem_used_percent}%)"
+    add_recommendation "Check for memory leaks or reduce backup concurrency"
+elif [ "$mem_used_percent" -gt 90 ]; then
+    add_warning "Memory usage high (${mem_used_percent}%)"
+else
+    echo -e "  ${GREEN}✓${NC} Memory OK"
+fi
+
+echo ""
+
+# 4. Check network connectivity
+echo -e "${BOLD}[4/7] Checking Network Connectivity...${NC}"
+echo ""
+
+# Check if registered
+if [ -f "/etc/Acronis/Global.config" ]; then
+    cloud_url=$(grep -oP 'CloudUrl[>="].*?https://[^"<]+' /etc/Acronis/Global.config 2>/dev/null | grep -oP 'https://[^"<]+' | head -1)
+
+    if [ -n "$cloud_url" ]; then
+        echo "  Testing connection to: $cloud_url"
+
+        # Extract hostname
+        cloud_host=$(echo "$cloud_url" | sed 's|https://||' | sed 's|/.*||')
+
+        # Test connectivity
+        if curl -s --connect-timeout 5 -I "$cloud_url" >/dev/null 2>&1; then
+            echo -e "  ${GREEN}✓${NC} Connection successful"
+        else
+            add_issue "Cannot connect to Acronis Cloud: $cloud_url"
+            add_recommendation "Check firewall rules and network connectivity"
+            add_recommendation "Test manually: curl -I $cloud_url"
+        fi
+
+        # Test DNS resolution
+        if host "$cloud_host" >/dev/null 2>&1; then
+            echo -e "  ${GREEN}✓${NC} DNS resolution OK"
+        else
+            add_issue "DNS resolution failed for $cloud_host"
+            add_recommendation "Check DNS configuration: /etc/resolv.conf"
+        fi
+    else
+        add_warning "Agent may not be registered with Acronis Cloud"
+        add_recommendation "Register agent: Acronis menu → Register with Cloud"
+    fi
+else
+    add_warning "Acronis configuration file not found"
+fi
+
+echo ""
+
+# 5. Scan logs for errors
+echo -e "${BOLD}[5/7] Scanning Logs for Errors...${NC}"
+echo ""
+
+# Common error patterns
+declare -A ERROR_PATTERNS=(
+    ["INSUFFICIENT_SPACE"]="insufficient.*space|no.*space.*left|disk.*full"
+    ["PERMISSION_DENIED"]="permission.*denied|access.*denied|cannot.*access"
+    ["CONNECTION_FAILED"]="connection.*failed|connection.*refused|timeout|network.*error"
+    ["AUTH_FAILED"]="authentication.*failed|invalid.*credentials|unauthorized"
+    ["BACKUP_FAILED"]="backup.*failed|backup.*error|task.*failed"
+    ["VSS_ERROR"]="vss.*error|snapshot.*failed|shadow.*copy.*error"
+    ["DATABASE_ERROR"]="database.*error|sql.*error|db.*lock"
+    ["FILE_LOCKED"]="file.*locked|file.*in.*use|sharing.*violation"
+)
+
+# Scan primary log
+primary_log="/var/lib/Acronis/BackupAndRecovery/MMS/mms.0.log"
+
+if [ -f "$primary_log" ]; then
+    echo "  Scanning primary log: mms.0.log"
+
+    for pattern_name in "${!ERROR_PATTERNS[@]}"; do
+        pattern="${ERROR_PATTERNS[$pattern_name]}"
+
+        if grep -iE "$pattern" "$primary_log" 2>/dev/null | tail -1 | grep -q .; then
+            error_count=$(grep -icE "$pattern" "$primary_log" 2>/dev/null)
+            last_error=$(grep -iE "$pattern" "$primary_log" 2>/dev/null | tail -1)
+
+            echo -e "  ${RED}⚠${NC} Found $pattern_name errors (count: $error_count)"
+            echo -e "     Last: ${DIM}${last_error:0:80}...${NC}"
+
+            add_issue "$pattern_name detected in logs (count: $error_count)"
+
+            # Add specific recommendations
+            case "$pattern_name" in
+                "INSUFFICIENT_SPACE")
+                    add_recommendation "Free up disk space or change backup destination"
+                    ;;
+                "PERMISSION_DENIED")
+                    add_recommendation "Check file/directory permissions"
+                    add_recommendation "Ensure Acronis agent has necessary access rights"
+                    ;;
+                "CONNECTION_FAILED")
+                    add_recommendation "Check network connectivity and firewall rules"
+                    add_recommendation "Verify Acronis Cloud URL is accessible"
+                    ;;
+                "AUTH_FAILED")
+                    add_recommendation "Re-register agent with valid token"
+                    add_recommendation "Check registration status in web console"
+                    ;;
+                "VSS_ERROR")
+                    add_recommendation "Check VSS service: vssadmin list writers"
+                    add_recommendation "Restart VSS: net stop vss && net start vss"
+                    ;;
+                "DATABASE_ERROR")
+                    add_recommendation "Check database connections and locks"
+                    add_recommendation "Consider application-aware backup settings"
+                    ;;
+                "FILE_LOCKED")
+                    add_recommendation "Identify processes locking files: lsof"
+                    add_recommendation "Schedule backups during low-activity periods"
+                    ;;
+            esac
+        fi
+    done
+
+    # Check for recent backup failures
+    recent_failures=$(grep -i "backup.*failed\|task.*failed" "$primary_log" 2>/dev/null | tail -5)
+    if [ -n "$recent_failures" ]; then
+        echo ""
+        echo -e "  ${YELLOW}Recent backup failures:${NC}"
+        echo "$recent_failures" | while read -r line; do
+            echo -e "    ${DIM}${line:0:100}${NC}"
+        done
+    fi
+
+else
+    add_warning "Primary log file not found: $primary_log"
+fi
+
+echo ""
+
+# 6. Check for stuck backups
+echo -e "${BOLD}[6/7] Checking for Stuck Processes...${NC}"
+echo ""
+
+# Check for long-running Acronis processes
+old_processes=$(ps aux | grep -i acronis | grep -v grep | awk '{if ($10 ~ /[0-9][0-9]:[0-9][0-9]/) print $0}')
+
+if [ -n "$old_processes" ]; then
+    echo -e "  ${YELLOW}⚠${NC} Long-running Acronis processes detected:"
+    echo "$old_processes" | while read -r line; do
+        echo -e "    ${DIM}$line${NC}"
+    done
+    add_warning "Long-running Acronis processes may indicate stuck backups"
+    add_recommendation "Review processes and consider restarting services if stuck"
+else
+    echo -e "  ${GREEN}✓${NC} No stuck processes detected"
+fi
+
+echo ""
+
+# 7. Check configuration issues
+echo -e "${BOLD}[7/7] Checking Configuration...${NC}"
+echo ""
+
+# Check if backup plans are configured
+if command -v acrocmd &>/dev/null; then
+    plan_count=$(acrocmd list plans 2>/dev/null | grep -c "^Plan ID" || echo "0")
+    echo "  Configured backup plans: $plan_count"
+
+    if [ "$plan_count" -eq 0 ]; then
+        add_warning "No backup plans configured"
+        add_recommendation "Configure backup plans in Acronis web console"
+    fi
+else
+    echo "  ${DIM}acrocmd not available - cannot check backup plans${NC}"
+fi
+
+# Check agent version
+if [ -f "/usr/lib/Acronis/BackupAndRecovery/aakore" ]; then
+    agent_version=$(/usr/lib/Acronis/BackupAndRecovery/aakore --version 2>/dev/null | head -1 || echo "Unknown")
+    echo "  Agent version: $agent_version"
+else
+    add_warning "Cannot determine agent version"
+fi
+
+echo ""
+echo -e "${CYAN}──────────────────────────────────────────────────────────────${NC}"
+echo ""
+
+# Summary Report
+echo -e "${BOLD}DIAGNOSTIC SUMMARY${NC}"
+echo ""
+
+if [ ${#ISSUES_FOUND[@]} -eq 0 ] && [ ${#WARNINGS_FOUND[@]} -eq 0 ]; then
+    echo -e "${GREEN}${BOLD}✓ No issues detected${NC}"
+    echo ""
+    echo "Acronis appears to be healthy. If you're experiencing backup"
+    echo "failures, check the web console for detailed backup logs."
+else
+    # Show issues
+    if [ ${#ISSUES_FOUND[@]} -gt 0 ]; then
+        echo -e "${RED}${BOLD}Critical Issues (${#ISSUES_FOUND[@]}):${NC}"
+        for issue in "${ISSUES_FOUND[@]}"; do
+            echo -e "  ${RED}✗${NC} $issue"
+        done
+        echo ""
+    fi
+
+    # Show warnings
+    if [ ${#WARNINGS_FOUND[@]} -gt 0 ]; then
+        echo -e "${YELLOW}${BOLD}Warnings (${#WARNINGS_FOUND[@]}):${NC}"
+        for warning in "${WARNINGS_FOUND[@]}"; do
+            echo -e "  ${YELLOW}⚠${NC} $warning"
+        done
+        echo ""
+    fi
+
+    # Show recommendations
+    if [ ${#RECOMMENDATIONS[@]} -gt 0 ]; then
+        echo -e "${CYAN}${BOLD}Recommendations:${NC}"
+        local rec_num=1
+        for rec in "${RECOMMENDATIONS[@]}"; do
+            echo -e "  ${CYAN}${rec_num}.${NC} $rec"
+            ((rec_num++))
+        done
+        echo ""
+    fi
+fi
+
+echo -e "${CYAN}──────────────────────────────────────────────────────────────${NC}"
+echo ""
+
+# Quick actions
+echo -e "${BOLD}Quick Actions:${NC}"
+echo ""
+echo -e "  ${CYAN}1)${NC} View Full Logs (all errors)"
+echo -e "  ${CYAN}2)${NC} Restart All Services"
+echo -e "  ${CYAN}3)${NC} Generate Detailed Report"
+echo -e "  ${CYAN}4)${NC} Export Logs for Support"
+echo ""
+echo -e "  ${RED}0)${NC} Return to Menu"
+echo ""
+echo -n "Select action (or press Enter to return): "
+read -r action
+
+case "$action" in
+    1)
+        # Show all errors
+        clear
+        print_banner "All Errors from Logs"
+        echo ""
+        if [ -f "$primary_log" ]; then
+            grep -iE "error|fail|critical|warn" "$primary_log" | tail -50
+        fi
+        echo ""
+        press_enter
+        ;;
+    2)
+        # Restart services
+        echo ""
+        echo "Restarting all Acronis services..."
+        systemctl restart aakore
+        systemctl restart acronis_mms
+        systemctl restart acronis_schedule
+        systemctl restart active-protection
+        echo ""
+        print_success "Services restarted"
+        echo ""
+        echo "Waiting 5 seconds for services to stabilize..."
+        sleep 5
+        echo ""
+        echo "Running diagnostic again..."
+        sleep 2
+        exec "$0"
+        ;;
+    3)
+        # Generate detailed report
+        report_file="/tmp/acronis-diagnostic-$(date +%Y%m%d-%H%M%S).txt"
+        echo ""
+        echo "Generating detailed report..."
+
+        {
+            echo "Acronis Diagnostic Report"
+            echo "Generated: $(date)"
+            echo "Hostname: $(hostname)"
+            echo ""
+            echo "=== Service Status ==="
+            for service in "${SERVICES[@]}"; do
+                systemctl status "$service" 2>&1 | head -20
+                echo ""
+            done
+            echo ""
+            echo "=== Recent Log Entries ==="
+            if [ -f "$primary_log" ]; then
+                tail -200 "$primary_log"
+            fi
+            echo ""
+            echo "=== System Resources ==="
+            df -h
+            echo ""
+            free -h
+            echo ""
+            echo "=== Network ==="
+            netstat -tuln | grep -E "7770|7800|8443|44445"
+            echo ""
+            echo "=== Processes ==="
+            ps aux | grep -i acronis | grep -v grep
+        } > "$report_file"
+
+        print_success "Report generated: $report_file"
+        echo ""
+        echo "You can send this report to Acronis support or review it locally."
+        echo ""
+        press_enter
+        ;;
+    4)
+        # Export logs
+        archive_file="/tmp/acronis-logs-$(date +%Y%m%d-%H%M%S).tar.gz"
+        echo ""
+        echo "Exporting logs..."
+
+        if [ -d "/var/lib/Acronis/BackupAndRecovery/MMS" ]; then
+            tar -czf "$archive_file" /var/lib/Acronis/BackupAndRecovery/MMS/*.log 2>/dev/null
+            print_success "Logs exported: $archive_file"
+            echo ""
+            echo "Archive size: $(du -h "$archive_file" | awk '{print $1}')"
+        else
+            print_error "Log directory not found"
+        fi
+        echo ""
+        press_enter
+        ;;
+    *)
+        exit 0
+        ;;
+esac