Index: vendor/magento/module-ui/view/base/web/js/lib/knockout/template/engine.js
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
diff --git a/vendor/magento/module-ui/view/base/web/js/lib/knockout/template/engine.js b/vendor/magento/module-ui/view/base/web/js/lib/knockout/template/engine.js
--- a/vendor/magento/module-ui/view/base/web/js/lib/knockout/template/engine.js	
+++ b/vendor/magento/module-ui/view/base/web/js/lib/knockout/template/engine.js	(date 1670588333732)
@@ -175,7 +175,13 @@
             source,
             templateId;
 
-        if (typeof template === 'string') {
+        if (typeof template === 'string' && options.rendering !== 'undefined' && options.rendering == 'sync') {
+            templateDocument = templateDocument || document;
+            var elem = templateDocument.getElementById(template);
+            if (!elem)
+                throw new Error("Cannot find template with ID " + template);
+            return new ko.templateSources.domElement(elem);
+        } else if(typeof template === 'string') {
             templateId = createTemplateIdentifier(template);
             source = sources[templateId];
 
@@ -227,10 +233,20 @@
      * @param  {TemplateSource} templateSource - object with methods 'nodes' and 'data'.
      * @return {Array} - array of html elements
      */
-    RemoteTemplateEngine.prototype.renderTemplateSource = function (templateSource) {
+    RemoteTemplateEngine.prototype.renderTemplateSource = function (templateSource, bindingContext, options, templateDocument) {
         var nodes = templateSource.nodes();
 
-        return ko.utils.cloneNodes(nodes);
+        var useNodesIfAvailable = !(ko.utils.ieVersion < 9), // IE<9 cloneNode doesn't work properly
+            templateNodesFunc = useNodesIfAvailable ? templateSource['nodes'] : null,
+            templateNodes = templateNodesFunc ? templateSource['nodes']() : null;
+
+        if (templateNodes && templateSource.text == undefined) {
+            return ko.utils.cloneNodes(nodes);
+            return ko.utils.makeArray(templateNodes.cloneNode(true).childNodes);
+        } else {
+            var templateText = templateSource['text']();
+            return ko.utils.parseHtmlFragment(templateText, templateDocument);
+        }
     };
 
     /**
@@ -244,8 +260,7 @@
      */
     RemoteTemplateEngine.prototype.renderTemplate = function (template, bindingContext, options, templateDocument) {
         var templateSource = this.makeTemplateSource(template, templateDocument, options, bindingContext);
-
-        return this.renderTemplateSource(templateSource);
+        return this.renderTemplateSource(templateSource, bindingContext, options, templateDocument);
     };
 
     return new RemoteTemplateEngine;