Index: arms/css/jspreadsheet/custom_sheet.css
===================================================================
diff -u -r7aaac94fdc6e6d20fdc16737c48c3689320e0163 -rbeb508c5db0978deb4a03a790ae5d8f8c7c5b410
--- arms/css/jspreadsheet/custom_sheet.css	(.../custom_sheet.css)	(revision 7aaac94fdc6e6d20fdc16737c48c3689320e0163)
+++ arms/css/jspreadsheet/custom_sheet.css	(.../custom_sheet.css)	(revision beb508c5db0978deb4a03a790ae5d8f8c7c5b410)
@@ -238,4 +238,8 @@
     transition: border linear 0.2s, box-shadow linear 0.2s;
     border-color: #a4c6ff;
     box-shadow: 0 0 10px rgba(164, 198, 255, 0.8);
+}
+
+.jexcel_content:focus-visible {
+    outline: none;
 }
\ No newline at end of file
Index: backoffice/js/languageConfig.js
===================================================================
diff -u -r11e4fe5e6a2467b38b7c1e3f55fb5b2f18fe0e3e -rbeb508c5db0978deb4a03a790ae5d8f8c7c5b410
--- backoffice/js/languageConfig.js	(.../languageConfig.js)	(revision 11e4fe5e6a2467b38b7c1e3f55fb5b2f18fe0e3e)
+++ backoffice/js/languageConfig.js	(.../languageConfig.js)	(revision beb508c5db0978deb4a03a790ae5d8f8c7c5b410)
@@ -101,6 +101,8 @@
     ];
     var customOption = {
         search: true,
+        allowInsertRow: false,
+        allowInsertColumn: false,
         updateTable: function(instance, cell, col, row, val, id) {
             cell.style.textAlign = "left";
             cell.style.whiteSpace = "normal";