The xlsx files can be opened and edited using MS Excel 2007 or any version of the software that is higher than that.
ໄຟລ໌ xlsx ສາມາດເປີດແລະແກ້ໄຂການນໍາໃຊ້ MS Excel 2007 ຫຼືສະບັບພາສາຂອງຊອບແວທີ່ເປັນສູງກ່ວາທີ່ໃດ.