diff --git a/custom/Extension/application/Ext/Language/ca_ES.SticLang.php b/custom/Extension/application/Ext/Language/ca_ES.SticLang.php
index 1cbf179e25c..37dc790c1ea 100644
--- a/custom/Extension/application/Ext/Language/ca_ES.SticLang.php
+++ b/custom/Extension/application/Ext/Language/ca_ES.SticLang.php
@@ -81,6 +81,9 @@
 $app_strings['LBL_STIC_VIDEOS_LINK'] = 'Vídeos de SinergiaCRM';
 $app_strings['LBL_STIC_SINERGIADA'] = 'SinergiaDA';
 
+// Enviament massiu de correus
+$app_strings['LBL_EMAIL_SENDING_ALERT_CURRENT_PAGE'] = "L'enviament només s'aplicarà als registres de la pàgina actual. Per als enviaments massius es recomana fer servir el mòdul Campanyes.";
+
 // Mòduls propis de SinergiaCRM i mòduls de SuiteCRM reanomenats
 $app_list_strings['moduleList']['Accounts'] = 'Organitzacions';
 $app_list_strings['moduleList']['Contacts'] = 'Persones';
diff --git a/custom/Extension/application/Ext/Language/en_us.SticLang.php b/custom/Extension/application/Ext/Language/en_us.SticLang.php
index 991ab607c84..28a191dc3b9 100644
--- a/custom/Extension/application/Ext/Language/en_us.SticLang.php
+++ b/custom/Extension/application/Ext/Language/en_us.SticLang.php
@@ -82,6 +82,9 @@
 $app_strings['LBL_STIC_VIDEOS_LINK'] = 'SinergiaCRM videos';
 $app_strings['LBL_STIC_SINERGIADA'] = 'SinergiaDA';
 
+// Mass emailing
+$app_strings['LBL_EMAIL_SENDING_ALERT_CURRENT_PAGE'] = 'Email sending will only apply to records on the current page. For mass emailing it is recommended to use the Campaigns module.';
+
 // SinergiaCRM own modules and SuiteCRM renamed modules
 $app_list_strings['moduleList']['Accounts'] = 'Accounts';
 $app_list_strings['moduleList']['Contacts'] = 'Contacts';
diff --git a/custom/Extension/application/Ext/Language/es_ES.SticLang.php b/custom/Extension/application/Ext/Language/es_ES.SticLang.php
index 826aa96dddb..8709401f6f4 100644
--- a/custom/Extension/application/Ext/Language/es_ES.SticLang.php
+++ b/custom/Extension/application/Ext/Language/es_ES.SticLang.php
@@ -81,6 +81,9 @@
 $app_strings['LBL_STIC_VIDEOS_LINK'] = 'Vídeos de SinergiaCRM';
 $app_strings['LBL_STIC_SINERGIADA'] = 'SinergiaDA';
 
+// Envío masivo de correos
+$app_strings['LBL_EMAIL_SENDING_ALERT_CURRENT_PAGE'] = 'El envío sólo se aplicará a los registros de la página actual. Para envíos masivos se recomienda utilizar el módulo Campañas.';
+
 // Módulos propios de SinergiaCRM y módulos de SuiteCRM renombrados
 $app_list_strings['moduleList']['Accounts'] = 'Organizaciones';
 $app_list_strings['moduleList']['Contacts'] = 'Personas';
diff --git a/custom/Extension/application/Ext/Language/gl_ES.SticLang.php b/custom/Extension/application/Ext/Language/gl_ES.SticLang.php
index 662a2016932..bebf3cba678 100644
--- a/custom/Extension/application/Ext/Language/gl_ES.SticLang.php
+++ b/custom/Extension/application/Ext/Language/gl_ES.SticLang.php
@@ -81,6 +81,9 @@
 $app_strings['LBL_STIC_VIDEOS_LINK'] = 'Vídeos de SinergiaCRM';
 $app_strings['LBL_STIC_SINERGIADA'] = 'SinergiaDA';
 
+// Envío masivo de correos
+$app_strings['LBL_EMAIL_SENDING_ALERT_CURRENT_PAGE'] = 'El envío sólo se aplicará a los registros de la página actual. Para envíos masivos se recomienda utilizar el módulo Campañas.';
+
 // Módulos propios de SinergiaCRM e módulos de SuiteCRM renombrados
 $app_list_strings['moduleList']['Accounts'] = 'Organizacións';
 $app_list_strings['moduleList']['Contacts'] = 'Persoas';
diff --git a/include/javascript/EmailsComposeViewModal.js b/include/javascript/EmailsComposeViewModal.js
index ba769c0c973..e648fa98c1b 100755
--- a/include/javascript/EmailsComposeViewModal.js
+++ b/include/javascript/EmailsComposeViewModal.js
@@ -36,7 +36,8 @@
  * reasonably feasible for technical reasons, the Appropriate Legal Notices must
  * display the words "Powered by SugarCRM" and "Supercharged by SuiteCRM".
  */(function($){$.fn.EmailsComposeViewModal=function(options){"use strict";var self=this;var opts=$.extend({},$.fn.EmailsComposeViewModal.defaults,options);self.handleClick=function(e){"use strict";var self=this;self.emailComposeView=null;var opts=$.extend({},$.fn.EmailsComposeViewModal.defaults);var composeBox=$('<div></div>').appendTo(opts.contentSelector);composeBox.messageBox({"showHeader":false,"showFooter":false,"size":'lg'});composeBox.setBody('<div class="email-in-progress"><img src="themes/'+SUGAR.themes.theme_name+'/images/loading.gif"></div>');composeBox.show();$.ajax({type:"GET",cache:false,url:'index.php?module=Emails&action=ComposeView&in_popup=1'}).done(function(data){if(data.length===0){console.error("Unable to display ComposeView");composeBox.setBody(SUGAR.language.translate('','ERR_AJAX_LOAD'));return;}
-composeBox.setBody(data);self.emailComposeView=composeBox.controls.modal.body.find('.compose-view').EmailsComposeView();$(self.emailComposeView).on('sentEmail',function(event,composeView){composeBox.hide();composeBox.remove();});$(self.emailComposeView).on('disregardDraft',function(event,composeView){if(typeof messageBox!=="undefined"){var mb=messageBox({size:'lg'});mb.setTitle(SUGAR.language.translate('','LBL_CONFIRM_DISREGARD_DRAFT_TITLE'));mb.setBody(SUGAR.language.translate('','LBL_CONFIRM_DISREGARD_DRAFT_BODY'));mb.on('ok',function(){mb.remove();composeBox.hide();composeBox.remove();});mb.on('cancel',function(){mb.remove();});mb.show();}else{if(confirm(self.translatedErrorMessage)){composeBox.hide();composeBox.remove();}}});composeBox.on('cancel',function(){composeBox.remove();});composeBox.on('hide.bs.modal',function(){composeBox.remove();});$("#emails_email_templates_name").change(function(){$.fn.EmailsComposeView.onTemplateChange()});}).fail(function(data){composeBox.controls.modal.content.html(SUGAR.language.translate('','LBL_EMAIL_ERROR_GENERAL_TITLE'));});return $(self);};self.construct=function(){"use strict";$(opts.buttonSelector).click(self.handleClick)};self.destruct=function(){};self.construct();return $(self);};$.fn.openComposeViewModal=function(source){"use strict";window.event.preventDefault();window.event.stopImmediatePropagation();var self=this;self.emailComposeView=null;var opts=$.extend({},$.fn.EmailsComposeViewModal.defaults);var composeBox=$('<div></div>').appendTo(opts.contentSelector);composeBox.messageBox({"showHeader":false,"showFooter":false,"size":'lg'});composeBox.setBody('<div class="email-in-progress"><img src="themes/'+SUGAR.themes.theme_name+'/images/loading.gif"></div>');composeBox.show();var relatedId=$('[name="record"]').val();var ids='&ids=';if($(source).attr('data-record-id')!==''){ids=ids+$(source).attr('data-record-id');relatedId=$(source).attr('data-record-id');}
+composeBox.setBody(data);self.emailComposeView=composeBox.controls.modal.body.find('.compose-view').EmailsComposeView();$(self.emailComposeView).on('sentEmail',function(event,composeView){composeBox.hide();composeBox.remove();});$(self.emailComposeView).on('disregardDraft',function(event,composeView){if(typeof messageBox!=="undefined"){var mb=messageBox({size:'lg'});mb.setTitle(SUGAR.language.translate('','LBL_CONFIRM_DISREGARD_DRAFT_TITLE'));mb.setBody(SUGAR.language.translate('','LBL_CONFIRM_DISREGARD_DRAFT_BODY'));mb.on('ok',function(){mb.remove();composeBox.hide();composeBox.remove();});mb.on('cancel',function(){mb.remove();});mb.show();}else{if(confirm(self.translatedErrorMessage)){composeBox.hide();composeBox.remove();}}});composeBox.on('cancel',function(){composeBox.remove();});composeBox.on('hide.bs.modal',function(){composeBox.remove();});$("#emails_email_templates_name").change(function(){$.fn.EmailsComposeView.onTemplateChange()});}).fail(function(data){composeBox.controls.modal.content.html(SUGAR.language.translate('','LBL_EMAIL_ERROR_GENERAL_TITLE'));});return $(self);};self.construct=function(){"use strict";$(opts.buttonSelector).click(self.handleClick)};self.destruct=function(){};self.construct();return $(self);};$.fn.openComposeViewModal=function(source){"use strict";window.event.preventDefault();window.event.stopImmediatePropagation();if($("[name='select_entire_list']").val()==1){alert(SUGAR.language.get('app_strings','LBL_EMAIL_SENDING_ALERT_CURRENT_PAGE'));}
+var self=this;self.emailComposeView=null;var opts=$.extend({},$.fn.EmailsComposeViewModal.defaults);var composeBox=$('<div></div>').appendTo(opts.contentSelector);composeBox.messageBox({"showHeader":false,"showFooter":false,"size":'lg'});composeBox.setBody('<div class="email-in-progress"><img src="themes/'+SUGAR.themes.theme_name+'/images/loading.gif"></div>');composeBox.show();var relatedId=$('[name="record"]').val();var ids='&ids=';if($(source).attr('data-record-id')!==''){ids=ids+$(source).attr('data-record-id');relatedId=$(source).attr('data-record-id');}
 else{var inputs=document.MassUpdate.elements;for(var i=0;i<inputs.length;i++){if(inputs[i].name==='mass[]'&&inputs[i].checked){ids=ids+inputs[i].value+',';}}}
 var targetModule=currentModule;if($(source).attr('data-module')!==''){targetModule=$(source).attr('data-module');}
 var url='index.php?module=Emails&action=ComposeView&in_popup=1&targetModule='+targetModule+ids+'&relatedModule='+currentModule+'&relatedId='+relatedId;$.ajax({type:"GET",cache:false,url:url}).done(function(data){if(data.length===0){console.error("Unable to display ComposeView");composeBox.setBody(SUGAR.language.translate('','ERR_AJAX_LOAD'));return;}
diff --git a/jssource/src_files/include/javascript/EmailsComposeViewModal.js b/jssource/src_files/include/javascript/EmailsComposeViewModal.js
index 45114418be3..a7be5e83129 100644
--- a/jssource/src_files/include/javascript/EmailsComposeViewModal.js
+++ b/jssource/src_files/include/javascript/EmailsComposeViewModal.js
@@ -118,10 +118,16 @@
 
   $.fn.openComposeViewModal = function (source) {
     "use strict";
-
+    
     window.event.preventDefault();
     window.event.stopImmediatePropagation();
-
+    // STIC-Custom 20241003 EPS - Warning when entire list selected
+    // https://github.com/SinergiaTIC/SinergiaCRM/pull/418
+    if($("[name='select_entire_list']").val() == 1) {
+      alert(SUGAR.language.get('app_strings', 'LBL_EMAIL_SENDING_ALERT_CURRENT_PAGE'));
+    }
+    // END STIC-Custom
+    
     var self = this;
     self.emailComposeView = null;
     var opts = $.extend({}, $.fn.EmailsComposeViewModal.defaults);