Luis,

OK. Check this configuration:

 

 <add name="CEHtmlEditorProvider"
    type="DotNetNuke.HtmlEditor.CEHtmlEditorProvider, DotNetNuke.CEHtmlEditorProvider"
    providerPath="~\Providers\HtmlEditorProviders\CEHtmlEditorProvider\CuteSoft_Client\CuteEditor\"
    UseDNNRoleASFileNamePrefix="false"  
    UseDNNRootImageDirectory="true"
    RemoveServerNamesFromUrl="true"
    UseDNNDefaultWidth="true"              
    ConvertHTMLTagstoLowercase="true"
    UseRelativeLinks="true"
    UseHTMLEntities="true"
    RenderRichDropDown="true"
    UseSimpleAmpersand="false"
    CustomCulture=""
    ThemeType="Office2003_BlueTheme"
    DisableAutoFormatting="false"
    BreakElement="div"
    EditorBodyStyle="background-color:#ffffff"
    Admin_AutoConfigure = "Full"
    Admin_SecurityPolicyFile = "admin.config"
    Admin_TemplateItemList = ""
    Admin_DisableItemList = ""
    Admin_AllowPasteHtml  ="true"
    Admin_EditorOnPaste  = "default"
    Admin_ReadOnly = "false"
    Admin_ShowBottomBar ="true"
    Admin_ShowHtmlMode  ="true"
    Admin_ShowPreviewMode  ="true"
    Admin_EnableStripScriptTags  ="false" 
    Admin_EnableContextMenu    = "true"
    Admin_EnableContextMenuEditing  = "true"  
    Admin_EnableContextMenuFormat   = "true"
    Admin_EnableContextMenuInsert  = "true"
    Admin_EnableContextMenuInsertAdvanced  = "true"
    Admin_EnableContextMenuInsertFiles = "true"
    Admin_EnableContextMenuInsertForms = "true"
    Admin_EnableContextMenuRelative = "true"
    Admin_EnableContextMenuTags = "true"
    Admin_EnableContextMenuVerbs = "true"          
         
    Registered_AutoConfigure = "Full"
    Registered_SecurityPolicyFile = "default.config"
    Registered_TemplateItemList = ""
    Registered_DisableItemList = ""
    Registered_AllowPasteHtml  ="true"
    Registered_EditorOnPaste  = "default"
    Registered_ReadOnly = "false"
    Registered_ShowBottomBar ="true"
    Registered_ShowHtmlMode  ="true"
    Registered_ShowPreviewMode  ="true"
    Registered_EnableStripScriptTags  ="false" 
    Registered_EnableContextMenu    ="true" 
    Registered_EnableContextMenuEditing  = "true"  
    Registered_EnableContextMenuFormat   = "true"
    Registered_EnableContextMenuInsert  = "true"
    Registered_EnableContextMenuInsertAdvanced  = "true"
    Registered_EnableContextMenuInsertFiles = "true"
    Registered_EnableContextMenuInsertForms = "true"
    Registered_EnableContextMenuRelative = "true"
    Registered_EnableContextMenuTags = "true"
    Registered_EnableContextMenuVerbs = "true"   
         
    Guest_AutoConfigure = "Minimal"
    Guest_SecurityPolicyFile = "default.config"
    Guest_TemplateItemList = ""
    Guest_DisableItemList = ""
    Guest_AllowPasteHtml  ="true"
    Guest_EditorOnPaste  = "default"
    Guest_ReadOnly = "false"
    Guest_ShowBottomBar ="true"
    Guest_ShowHtmlMode  ="true"
    Guest_ShowPreviewMode  ="true"
    Guest_EnableStripScriptTags  ="false" 
    Guest_EnableContextMenu    ="true"  
    Guest_EnableContextMenuEditing  = "true"  
    Guest_EnableContextMenuFormat   = "true"
    Guest_EnableContextMenuInsert  = "true"
    Guest_EnableContextMenuInsertAdvanced  = "true"
    Guest_EnableContextMenuInsertFiles = "true"
    Guest_EnableContextMenuInsertForms = "true"
    Guest_EnableContextMenuRelative = "true"
    Guest_EnableContextMenuTags = "true"
    Guest_EnableContextMenuVerbs = "true"   
         
          />
        </providers>