| Subject | English | Bulgarian |
| comp., MS | early upgrade | ранна надстройка (A service update that is released to a group of users before it is made available to all of the users at your organization. Unlike a pilot, early update cannot be rolled back or cancelled) |
| comp., MS | Express Upgrade | Моментално обновяване (The promotional program that encourages OEM Direct and SBC to upgrade to Windows Vista) |
| comp., MS | Feature Upgrade | Надстройка на функции (A feature that allows IT pros and developers to upgrade features such as UI, lists, content types, actions, and workflows) |
| logist. | ongoing customer portfolio upgrades | постоянно обновяване на портфолиото на клиента (алешаBG) |
| comp., MS | software upgrade | софтуерна надстройка (A software package that replaces an existing version of a product with a newer and/or more powerful or sophisticated version of the same product. The upgrade process typically leaves existing customer data and preferences intact while replacing the existing software with the newer version) |
| comp., MS | visual upgrade | визуална надстройка (A feature that enables low-impact upgrades by allowing users or administrators to have more control over when the UI transitions from one version to the next) |
| waste.man. | waste upgrading | оползотворяване на отпадъци |
| comp., MS | Windows Anytime Upgrade | Надстройка Windows Anytime (An upgrade option that allows users to upgrade from one edition of Windows to another by purchasing the upgrade online. It is enabled by Software Licensing Services (SLS) technology which allows a digital lincense to determine what features are enabled or disabled allowing Microsoft to sell either additional licenses or product upgrades through digital licenses (PUP-DL). Customers may either buy full packaged product (FPP) or upgrade quickly and conveniently electronically) |
| comp., MS | Windows 8 Upgrade Assistant | Помощник за надстройка на Windows 8 (A downloadable app that helps users choose which edition of Windows 8 is right for them, determine if their hardware can support it, determine the compatibility of apps and devices and assist with any changes that are needed, and then purchase and install it from within the app) |
| comp., MS | Windows Vista Upgrade Advisor | съветник за надстройване до Windows Vista (A downloadable Web application that helps Windows users identify which edition of Windows meets their needs, whether their PCs are ready for an upgrade to the next Windows version, and which features of the suggested Windows version will be able to run on their PCs) |