| Subject | English | Lao |
| comp., MS | backward compatibility | ຄວາມສາມາດເຂົ້າກັນໄດ້ລະຫວ່າງເກົ່າແລະໃໝ່ (The capability of source code or programs developed on a more advanced system or compiler version to be executed or compiled by a less advanced (older) version) |
| comp., MS | compatibility mode | ແບບເຂົ້າກັນໄດ້ (A feature of a computer or operating system that allows it to run programs written for a different system) |