Defina o cursor para o fim da entrada

const el = this.editor.ngxWigEditable.nativeElement;
      setTimeout(() => {
        var range = document.createRange();
        range.selectNodeContents(el);
        range.collapse(false);
        var sel = window.getSelection();
        sel.removeAllRanges();
        sel.addRange(range);
      });
Alert Albatross