diff --git a/public/userarea/edit_template_xls.php b/public/userarea/edit_template_xls.php
index 9677ba6..1ac0d71 100644
--- a/public/userarea/edit_template_xls.php
+++ b/public/userarea/edit_template_xls.php
@@ -207,6 +207,21 @@ if (!array_key_exists($currentButtonTextColor, array_change_key_case($buttonText
                                     <input type="text" name="start_column" id="startColumn" class="form-control" value="<?php echo htmlspecialchars($template['start_column'] ?? ''); ?>">
                                 </div>
 
+                                <div class="mb-3" id="xlsEndColumnWrapper">
+                                    <label class="form-label">Last Column included</label>
+                                    <input
+                                        type="text"
+                                        name="xls_end_column"
+                                        id="xlsEndColumn"
+                                        class="form-control"
+                                        value="<?php echo htmlspecialchars($template['xls_end_column'] ?? '', ENT_QUOTES, 'UTF-8'); ?>"
+                                        placeholder="Example: AN">
+                                    <small class="text-danger fw-semibold">
+                                        Attention: if left empty, the system will read the entire XLS/XLSX sheet.
+                                        Dirty Excel files may cause memory errors or timeout.
+                                    </small>
+                                </div>
+
                                 <div class="mb-3" id="xlsSheetNumberWrapper">
                                     <label class="form-label">XLS Sheet Number</label>
                                     <input
@@ -404,11 +419,13 @@ if (!array_key_exists($currentButtonTextColor, array_change_key_case($buttonText
 
             const headerRowWrapper = document.getElementById("headerRowWrapper");
             const startColumnWrapper = document.getElementById("startColumnWrapper");
+            const xlsEndColumnWrapper = document.getElementById("xlsEndColumnWrapper");
             const xlsSheetNumberWrapper = document.getElementById("xlsSheetNumberWrapper");
             const apiConfigWrapper = document.getElementById("apiConfigWrapper");
 
             const headerRow = document.getElementById("headerRow");
             const startColumn = document.getElementById("startColumn");
+            const xlsEndColumn = document.getElementById("xlsEndColumn");
             const xlsSheetIndex = document.getElementById("xlsSheetIndex");
             const apiConfigSelect = document.getElementById("apiConfigSelect");
 
@@ -444,13 +461,16 @@ if (!array_key_exists($currentButtonTextColor, array_change_key_case($buttonText
                 if (isXls) {
                     headerRowWrapper.style.display = 'block';
                     startColumnWrapper.style.display = 'block';
+                    xlsEndColumnWrapper.style.display = 'block';
                     xlsSheetNumberWrapper.style.display = 'block';
 
                     headerRow.required = true;
                     startColumn.required = true;
+                    xlsEndColumn.required = false;
 
                     headerRow.disabled = false;
                     startColumn.disabled = false;
+                    xlsEndColumn.disabled = false;
                     xlsSheetIndex.disabled = false;
 
                     apiConfigWrapper.style.display = 'none';
@@ -460,13 +480,16 @@ if (!array_key_exists($currentButtonTextColor, array_change_key_case($buttonText
                 } else {
                     headerRowWrapper.style.display = 'none';
                     startColumnWrapper.style.display = 'none';
+                    xlsEndColumnWrapper.style.display = 'none';
                     xlsSheetNumberWrapper.style.display = 'none';
 
                     headerRow.required = false;
                     startColumn.required = false;
+                    xlsEndColumn.required = false;
 
                     headerRow.disabled = true;
                     startColumn.disabled = true;
+                    xlsEndColumn.disabled = true;
                     xlsSheetIndex.disabled = true;
 
                     if (isApiOrJson) {
@@ -726,6 +749,22 @@ if (!array_key_exists($currentButtonTextColor, array_change_key_case($buttonText
                     return;
                 }
 
+                if (selectedSource === 'XLS' && xlsEndColumn.value.trim() !== '') {
+                    const lastColumnValue = xlsEndColumn.value.trim().toUpperCase();
+
+                    if (!/^[A-Z]+$|^[1-9][0-9]*$/.test(lastColumnValue)) {
+                        Swal.fire({
+                            title: "Error!",
+                            text: "Last Column must be an Excel column like AN or a positive number like 40.",
+                            icon: "error",
+                            confirmButtonText: "OK"
+                        });
+                        return;
+                    }
+
+                    xlsEndColumn.value = lastColumnValue;
+                }
+
                 fetch("process_edit_template_xls.php", {
                         method: "POST",
                         body: formData
diff --git a/public/userarea/insert_template_xls.php b/public/userarea/insert_template_xls.php
index 9217b25..020098c 100644
--- a/public/userarea/insert_template_xls.php
+++ b/public/userarea/insert_template_xls.php
@@ -95,6 +95,21 @@ $apiConfigurations = $stmt->fetchAll(PDO::FETCH_ASSOC);
                                     <input type="text" name="start_column" id="startColumn" class="form-control" value="A" required>
                                 </div>
 
+                                <div class="mb-3" id="xlsEndColumnWrapper">
+                                    <label class="form-label">Last Column included</label>
+                                    <input
+                                        type="text"
+                                        name="xls_end_column"
+                                        id="xlsEndColumn"
+                                        class="form-control"
+                                        value=""
+                                        placeholder="Example: AN">
+                                    <small class="text-danger fw-semibold">
+                                        Attention: if left empty, the system will read the entire XLS/XLSX sheet.
+                                        Dirty Excel files may cause memory errors or timeout.
+                                    </small>
+                                </div>
+
                                 <div class="mb-3" id="xlsSheetNumberWrapper">
                                     <label class="form-label">XLS Sheet Number</label>
                                     <input
@@ -253,11 +268,13 @@ $apiConfigurations = $stmt->fetchAll(PDO::FETCH_ASSOC);
 
             const headerRowWrapper = document.getElementById("headerRowWrapper");
             const startColumnWrapper = document.getElementById("startColumnWrapper");
+            const xlsEndColumnWrapper = document.getElementById("xlsEndColumnWrapper");
             const xlsSheetNumberWrapper = document.getElementById("xlsSheetNumberWrapper");
             const apiConfigWrapper = document.getElementById("apiConfigWrapper");
 
             const headerRow = document.getElementById("headerRow");
             const startColumn = document.getElementById("startColumn");
+            const xlsEndColumn = document.getElementById("xlsEndColumn");
             const xlsSheetIndex = document.getElementById("xlsSheetIndex");
             const apiConfigSelect = document.getElementById("apiConfigSelect");
 
@@ -295,14 +312,20 @@ $apiConfigurations = $stmt->fetchAll(PDO::FETCH_ASSOC);
                 if (isXls) {
                     headerRowWrapper.style.display = 'block';
                     startColumnWrapper.style.display = 'block';
+                    xlsEndColumnWrapper.style.display = 'block';
                     xlsSheetNumberWrapper.style.display = 'block';
 
                     headerRow.required = true;
                     startColumn.required = true;
                     xlsSheetIndex.required = true;
 
+                    // Last Column is optional.
+                    // If empty, the import will read the entire sheet.
+                    xlsEndColumn.required = false;
+
                     headerRow.disabled = false;
                     startColumn.disabled = false;
+                    xlsEndColumn.disabled = false;
                     xlsSheetIndex.disabled = false;
 
                     apiConfigWrapper.style.display = 'none';
@@ -312,16 +335,21 @@ $apiConfigurations = $stmt->fetchAll(PDO::FETCH_ASSOC);
                 } else {
                     headerRowWrapper.style.display = 'none';
                     startColumnWrapper.style.display = 'none';
+                    xlsEndColumnWrapper.style.display = 'none';
                     xlsSheetNumberWrapper.style.display = 'none';
 
                     headerRow.required = false;
                     startColumn.required = false;
+                    xlsEndColumn.required = false;
                     xlsSheetIndex.required = false;
 
                     headerRow.disabled = true;
                     startColumn.disabled = true;
+                    xlsEndColumn.disabled = true;
                     xlsSheetIndex.disabled = true;
 
+                    xlsEndColumn.value = '';
+
                     if (isApiJson) {
                         apiConfigWrapper.style.display = 'block';
                         apiConfigSelect.required = true;
diff --git a/public/userarea/process_edit_template_xls.php b/public/userarea/process_edit_template_xls.php
index e333d9a..8f3a654 100644
--- a/public/userarea/process_edit_template_xls.php
+++ b/public/userarea/process_edit_template_xls.php
@@ -4,6 +4,35 @@ require_once 'class/db-functions.php';
 
 $response = ["success" => false, "message" => ""];
 
+function excelColumnToIndex($column)
+{
+    $column = strtoupper(trim((string)$column));
+
+    if ($column === '') {
+        return null;
+    }
+
+    // Numeric column index, example: 40
+    if (ctype_digit($column)) {
+        $index = (int)$column;
+        return $index > 0 ? $index : null;
+    }
+
+    // Excel column letters, example: A, AN, XFC
+    if (!preg_match('/^[A-Z]+$/', $column)) {
+        return null;
+    }
+
+    $index = 0;
+    $length = strlen($column);
+
+    for ($i = 0; $i < $length; $i++) {
+        $index = ($index * 26) + (ord($column[$i]) - ord('A') + 1);
+    }
+
+    return $index;
+}
+
 try {
     if ($_SERVER["REQUEST_METHOD"] !== "POST") {
         throw new Exception("Invalid request method.");
@@ -19,6 +48,8 @@ try {
         : null;
 
     $start_column = trim($_POST['start_column'] ?? '');
+    $xls_end_column = strtoupper(trim($_POST['xls_end_column'] ?? ''));
+    $xls_end_column = $xls_end_column !== '' ? $xls_end_column : null;
 
     $xls_sheet_index = isset($_POST['xls_sheet_index']) && $_POST['xls_sheet_index'] !== ''
         ? intval($_POST['xls_sheet_index'])
@@ -60,6 +91,24 @@ try {
             throw new Exception("XLS Sheet Number cannot be negative.");
         }
 
+        $startColumnIndex = excelColumnToIndex($start_column);
+
+        if ($startColumnIndex === null) {
+            throw new Exception("Start Column is not valid. Use Excel column letters like A, AN or a positive number.");
+        }
+
+        if ($xls_end_column !== null) {
+            $endColumnIndex = excelColumnToIndex($xls_end_column);
+
+            if ($endColumnIndex === null) {
+                throw new Exception("Last Column is not valid. Use Excel column letters like AN or a positive number.");
+            }
+
+            if ($endColumnIndex < $startColumnIndex) {
+                throw new Exception("Last Column cannot be before Start Column.");
+            }
+        }
+
         $api_config_id = null;
     }
 
@@ -71,6 +120,7 @@ try {
 
         $header_row = null;
         $start_column = null;
+        $xls_end_column = null;
         $xls_sheet_index = null;
     }
 
@@ -78,6 +128,7 @@ try {
     if ($source_type === 'PDF') {
         $header_row = null;
         $start_column = null;
+        $xls_end_column = null;
         $xls_sheet_index = null;
         $api_config_id = null;
     }
@@ -109,6 +160,7 @@ try {
             source_type = ?,
             header_row = ?,
             start_column = ?,
+            xls_end_column = ?,
             xls_sheet_index = ?,
             api_config_id = ?,
             description = ?,
@@ -131,6 +183,7 @@ try {
         $source_type,
         $header_row,
         $start_column,
+        $xls_end_column,
         $xls_sheet_index,
         $api_config_id,
         $description,
diff --git a/public/userarea/process_import_xls2.php b/public/userarea/process_import_xls2.php
index 407ea08..71c19b6 100644
--- a/public/userarea/process_import_xls2.php
+++ b/public/userarea/process_import_xls2.php
@@ -74,6 +74,7 @@ try {
                 id,
                 header_row,
                 start_column,
+                xls_end_column,
                 xls_sheet_index,
                 idroutine,
                 idclient
@@ -93,6 +94,12 @@ try {
 
         $start_column_raw = $template['start_column'] ?? 'A';
         $start_column = normalizeColumnIndex($start_column_raw);
+        $xls_end_column_raw = trim((string)($template['xls_end_column'] ?? ''));
+        $xls_end_column = $xls_end_column_raw !== '' ? normalizeColumnIndex($xls_end_column_raw) : 0;
+
+        if ($xls_end_column > 0 && $xls_end_column < $start_column) {
+            throw new Exception("Last Column cannot be before Start Column.");
+        }
 
         $xlsSheetIndex = isset($template['xls_sheet_index']) && $template['xls_sheet_index'] !== null
             ? (int)$template['xls_sheet_index']
@@ -109,7 +116,15 @@ try {
         // Debug del template_id ricevuto
         error_log("Received template_id from POST: " . print_r($_POST['template_id'], true));
         error_log("Converted template_id: $template_id");
-        error_log("Template XLS settings - header_row: $header_row, start_column_raw: $start_column_raw, start_column_index: $start_column, xls_sheet_index: $xlsSheetIndex");
+        error_log(
+            "Template XLS settings - " .
+                "header_row: $header_row, " .
+                "start_column_raw: $start_column_raw, " .
+                "start_column_index: $start_column, " .
+                "xls_end_column_raw: " . ($xls_end_column_raw !== '' ? $xls_end_column_raw : '[empty = read all]') . ", " .
+                "xls_end_column_index: " . ($xls_end_column > 0 ? $xls_end_column : '[no limit]') . ", " .
+                "xls_sheet_index: $xlsSheetIndex"
+        );
 
         $file = $_FILES['excel_file'];
         $fileError = $file['error'];
@@ -161,8 +176,33 @@ try {
             if (empty($mappings)) {
                 $response['error'] = "Nessun mapping trovato per il template con ID $template_id";
             } else {
-                // Carica il file rinominato con PHPSpreadsheet
-                $spreadsheet = IOFactory::load($destination);
+                // Load the XLS/XLSX file.
+                // If Last Column is configured in the template, load only the configured column range.
+                // If Last Column is empty, keep the original behavior and read the entire sheet.
+                $reader = IOFactory::createReaderForFile($destination);
+                $reader->setReadDataOnly(true);
+
+                if ($xls_end_column > 0) {
+                    $reader->setReadFilter(new class($start_column, $xls_end_column) implements \PhpOffice\PhpSpreadsheet\Reader\IReadFilter {
+                        private int $startColumn;
+                        private int $endColumn;
+
+                        public function __construct(int $startColumn, int $endColumn)
+                        {
+                            $this->startColumn = $startColumn;
+                            $this->endColumn = $endColumn;
+                        }
+
+                        public function readCell($columnAddress, $row, $worksheetName = ''): bool
+                        {
+                            $columnIndex = \PhpOffice\PhpSpreadsheet\Cell\Coordinate::columnIndexFromString($columnAddress);
+
+                            return $columnIndex >= $this->startColumn && $columnIndex <= $this->endColumn;
+                        }
+                    });
+                }
+
+                $spreadsheet = $reader->load($destination);
 
                 $sheetCount = $spreadsheet->getSheetCount();
                 $sheetNames = $spreadsheet->getSheetNames();
@@ -193,6 +233,12 @@ try {
                 $highestColumn = $worksheet->getHighestColumn();
                 $highestColumnIndex = Coordinate::columnIndexFromString($highestColumn);
 
+                // Force the effective highest column to Last Column, if configured.
+                if ($xls_end_column > 0) {
+                    $highestColumnIndex = $xls_end_column;
+                    $highestColumn = Coordinate::stringFromColumnIndex($highestColumnIndex);
+                }
+
                 $startRow = max(1, $header_row);
                 $startColumn = max(1, $start_column);
 
diff --git a/public/userarea/process_insert_template_xls.php b/public/userarea/process_insert_template_xls.php
index e257656..389d76a 100644
--- a/public/userarea/process_insert_template_xls.php
+++ b/public/userarea/process_insert_template_xls.php
@@ -4,6 +4,35 @@ require_once 'class/db-functions.php';
 
 $response = ["success" => false, "message" => ""];
 
+function excelColumnToIndex($column)
+{
+    $column = strtoupper(trim((string)$column));
+
+    if ($column === '') {
+        return null;
+    }
+
+    // Numeric column index, example: 40
+    if (ctype_digit($column)) {
+        $index = (int)$column;
+        return $index > 0 ? $index : null;
+    }
+
+    // Excel column letters, example: A, AN, XFC
+    if (!preg_match('/^[A-Z]+$/', $column)) {
+        return null;
+    }
+
+    $index = 0;
+    $length = strlen($column);
+
+    for ($i = 0; $i < $length; $i++) {
+        $index = ($index * 26) + (ord($column[$i]) - ord('A') + 1);
+    }
+
+    return $index;
+}
+
 try {
     if ($_SERVER["REQUEST_METHOD"] !== "POST") {
         throw new Exception("Invalid request method.");
@@ -18,6 +47,8 @@ try {
         : null;
 
     $start_column = trim($_POST['start_column'] ?? '');
+    $xls_end_column = strtoupper(trim($_POST['xls_end_column'] ?? ''));
+    $xls_end_column = $xls_end_column !== '' ? $xls_end_column : null;
 
     $xls_sheet_index = isset($_POST['xls_sheet_index']) && $_POST['xls_sheet_index'] !== ''
         ? intval($_POST['xls_sheet_index'])
@@ -63,6 +94,24 @@ try {
             throw new Exception("XLS Sheet Number cannot be negative.");
         }
 
+        $startColumnIndex = excelColumnToIndex($start_column);
+
+        if ($startColumnIndex === null) {
+            throw new Exception("Start Column is not valid. Use Excel column letters like A, AN or a positive number.");
+        }
+
+        if ($xls_end_column !== null) {
+            $endColumnIndex = excelColumnToIndex($xls_end_column);
+
+            if ($endColumnIndex === null) {
+                throw new Exception("Last Column is not valid. Use Excel column letters like AN or a positive number.");
+            }
+
+            if ($endColumnIndex < $startColumnIndex) {
+                throw new Exception("Last Column cannot be before Start Column.");
+            }
+        }
+
         $api_config_id = null;
     }
 
@@ -75,6 +124,7 @@ try {
         $header_row = null;
         $start_column = null;
         $xls_sheet_index = null;
+        $xls_end_column = null;
     }
 
     // PDF currently does not require XLS coordinates or API configuration
@@ -82,6 +132,7 @@ try {
         $header_row = null;
         $start_column = null;
         $xls_sheet_index = null;
+        $xls_end_column = null;
         $api_config_id = null;
     }
 
@@ -112,6 +163,7 @@ try {
             source_type,
             header_row,
             start_column,
+            xls_end_column,
             xls_sheet_index,
             api_config_id,
             description,
@@ -130,7 +182,7 @@ try {
         )
         VALUES
         (
-            ?, ?, ?, ?, ?, ?,
+            ?, ?, ?, ?, ?, ?,?,
             ?, ?, ?, ?, ?, ?,
             ?, ?, ?, ?, ?,
             NOW(), NOW()
@@ -142,6 +194,7 @@ try {
         $source_type,
         $header_row,
         $start_column,
+        $xls_end_column,
         $xls_sheet_index,
         $api_config_id,
         $description,
diff --git a/public/userarea/schemi_base_response.json b/public/userarea/schemi_base_response.json
index 4e39ea7..b7dd566 100644
--- a/public/userarea/schemi_base_response.json
+++ b/public/userarea/schemi_base_response.json
@@ -730,8 +730,8 @@
         {
             "IdSchemaCustomFields": 177,
             "ConteggioClienti": 0,
-            "Nome": "Phoebe philo ACC",
-            "Descrizione": "(scarpe, borse, cinture, occhiali, gioielleria)\r\n"
+            "Nome": "Phoebe Philo ",
+            "Descrizione": "\r\n\r\n"
         },
         {
             "IdSchemaCustomFields": 178,