diff --git a/src/addons/mod/scorm/classes/data-model-12.ts b/src/addons/mod/scorm/classes/data-model-12.ts
index 97268ff4d..13d6121b0 100644
--- a/src/addons/mod/scorm/classes/data-model-12.ts
+++ b/src/addons/mod/scorm/classes/data-model-12.ts
@@ -25,8 +25,8 @@ import {
 } from '../services/scorm';
 
 // Standard Data Type Definition.
-const CMI_STRING_256 = '^[\\u0000-\\uFFFF]{0,64000}$';
-const CMI_STRING_4096 = '^[\\u0000-\\uFFFF]{0,64000}$';
+let CMI_STRING_256 = '^[\\u0000-\\uFFFF]{0,255}$';
+let CMI_STRING_4096 = '^[\\u0000-\\uFFFF]{0,4096}$';
 const CMI_TIME = '^([0-2]{1}[0-9]{1}):([0-5]{1}[0-9]{1}):([0-5]{1}[0-9]{1})(.[0-9]{1,2})?$';
 const CMI_TIMESPAN = '^([0-9]{2,4}):([0-9]{2}):([0-9]{2})(.[0-9]{1,2})?$';
 const CMI_INTEGER = '^\\d+$'; // eslint-disable-line @typescript-eslint/no-unused-vars
@@ -255,6 +255,11 @@ export class AddonModScormDataModel12 {
      * @param userData The user default data.
      */
     protected init(userData: AddonModScormUserDataMap): void {
+        if (!this.scorm.scormStandard) {
+            CMI_STRING_256 = '^[\\u0000-\\uFFFF]{0,64000}$';
+            CMI_STRING_4096 = CMI_STRING_256;
+        }
+
         // Prepare the definition array containing the default values.
         for (const scoId in userData) {
             const sco = userData[scoId];
diff --git a/src/addons/mod/scorm/services/scorm.ts b/src/addons/mod/scorm/services/scorm.ts
index 93e79b536..8be00d55d 100644
--- a/src/addons/mod/scorm/services/scorm.ts
+++ b/src/addons/mod/scorm/services/scorm.ts
@@ -1124,6 +1124,12 @@ export class AddonModScormProvider {
             currentScorm.warningMessage = warning?.message;
         }
 
+        const scormOptions = CoreUtils.objectToKeyValueMap(response.options, 'name', 'value');
+
+        if (scormOptions.scormstandard) {
+            currentScorm.scormStandard = Number(scormOptions.scormstandard);
+        }
+
         currentScorm.moduleurl = options.moduleUrl;
 
         return currentScorm;
@@ -1865,10 +1871,19 @@ export type AddonModScormGetScormsByCoursesWSParams = {
  * Data returned by mod_scorm_get_scorms_by_courses WS.
  */
 export type AddonModScormGetScormsByCoursesWSResponse = {
+    options: AddonModScormOptions[];
     scorms: AddonModScormScormWSData[];
     warnings?: CoreWSExternalWarning[];
 };
 
+/**
+ * Scorm options returned by mod_scorm_get_scorms_by_courses WS.
+ */
+export type AddonModScormOptions = {
+    name: string;
+    value: string;
+};
+
 /**
  * Scorm data returned by mod_scorm_get_scorms_by_courses WS.
  */
@@ -1931,6 +1946,7 @@ export type AddonModScormScormWSData = {
 export type AddonModScormScorm = AddonModScormScormWSData & {
     warningMessage?: string;
     moduleurl?: string;
+    scormStandard?: number;
 };
 
 /**