diff --git a/installation.sh b/installation.sh
index c1b2636..2589222 100644
--- a/installation.sh
+++ b/installation.sh
@@ -460,6 +460,28 @@ create_databases() {
     if [ -f "/var/www/moduleair_pro_4g/sqlite/create_db.py" ]; then
         if sudo /usr/bin/python3 "/var/www/moduleair_pro_4g/sqlite/create_db.py"; then
             print_success "Databases created successfully"
+            
+            # Set proper permissions on database files
+            print_status "Setting database permissions..."
+            
+            # Find all .db files in the sqlite directory and parent directory
+            if [ -d "/var/www/moduleair_pro_4g/sqlite" ]; then
+                # Set ownership and permissions for all database files
+                sudo find /var/www/moduleair_pro_4g -name "*.db" -type f -exec chown www-data:www-data {} \;
+                sudo find /var/www/moduleair_pro_4g -name "*.db" -type f -exec chmod 664 {} \;
+                
+                # Set permissions on the sqlite directory itself
+                sudo chown -R www-data:www-data /var/www/moduleair_pro_4g/sqlite
+                sudo chmod 775 /var/www/moduleair_pro_4g/sqlite
+                
+                # Also set permissions on any db-journal or db-wal files (SQLite temporary files)
+                sudo find /var/www/moduleair_pro_4g -name "*.db-journal" -type f -exec chown www-data:www-data {} \;
+                sudo find /var/www/moduleair_pro_4g -name "*.db-journal" -type f -exec chmod 664 {} \;
+                sudo find /var/www/moduleair_pro_4g -name "*.db-wal" -type f -exec chown www-data:www-data {} \;
+                sudo find /var/www/moduleair_pro_4g -name "*.db-wal" -type f -exec chmod 664 {} \;
+                
+                print_success "Database permissions set"
+            fi
         else
             print_error "Failed to create databases"
             return 1
@@ -469,6 +491,50 @@ create_databases() {
     fi
 }
 
+# Fix database permissions
+fix_database_permissions() {
+    print_step "Fixing database permissions..."
+    
+    # Set proper ownership and permissions for all database files
+    if [ -d "/var/www/moduleair_pro_4g" ]; then
+        # Find and fix all .db files
+        local db_count=$(sudo find /var/www/moduleair_pro_4g -name "*.db" -type f | wc -l)
+        
+        if [ "$db_count" -gt 0 ]; then
+            print_status "Found $db_count database file(s)"
+            
+            # Set ownership to www-data
+            sudo find /var/www/moduleair_pro_4g -name "*.db" -type f -exec chown www-data:www-data {} \;
+            sudo find /var/www/moduleair_pro_4g -name "*.db-*" -type f -exec chown www-data:www-data {} \;
+            
+            # Set read/write permissions for owner and group
+            sudo find /var/www/moduleair_pro_4g -name "*.db" -type f -exec chmod 664 {} \;
+            sudo find /var/www/moduleair_pro_4g -name "*.db-*" -type f -exec chmod 664 {} \;
+            
+            # Ensure directories containing databases are writable
+            sudo find /var/www/moduleair_pro_4g -name "*.db" -type f -exec dirname {} \; | sort -u | while read dir; do
+                sudo chown www-data:www-data "$dir"
+                sudo chmod 775 "$dir"
+                print_status "Fixed permissions for: $dir"
+            done
+            
+            print_success "Database permissions fixed"
+        else
+            print_warning "No database files found"
+        fi
+        
+        # Also ensure logs directory is writable
+        if [ -d "/var/www/moduleair_pro_4g/logs" ]; then
+            sudo chown -R www-data:www-data /var/www/moduleair_pro_4g/logs
+            sudo chmod -R 775 /var/www/moduleair_pro_4g/logs
+            print_success "Log directory permissions fixed"
+        fi
+    else
+        print_error "ModuleAir directory not found"
+        return 1
+    fi
+}
+
 # Set configuration
 set_configuration() {
     print_step "Setting configuration..."
@@ -638,6 +704,7 @@ main() {
     # Database and configuration setup
     create_databases
     set_configuration
+    fix_database_permissions  # Fix permissions after database creation
     setup_cron_jobs
     
     setup_services