| Subject | English | Chinese Taiwan |
| comp., MS | application compatibility | 應用程式相容性 (The concept of ensuring that older applications still run correctly under newer operating systems) |
| comp., MS | application compatibility database | 應用程式相容性資料庫 (A database that contains a list of applications that may have potential compatibility problems and remedies. When an application starts, Windows checks this database to configure system options to minimize compatibility problems) |
| comp., MS | Application Compatibility Toolkit | 應用程式相容性工具組 (A suite of tools that enables software developers, independent software vendors (ISVs), and enterprise IT professionals to determine whether their applications are compatible with a new version of Windows before rolling it out to the company. ACT also enables such individuals to determine how Windows security updates may impact their applications) |