| Subject | English | Russian |
| comp., MS | software upgrade | Обновление программного обеспечения (Andy) |
| telecom. | software upgrade | модификация программного обеспечения (oleg.vigodsky) |
| astronaut. | software upgrade | улучшение ПО |
| astronaut. | software upgrade | доработка ПО |
| comp., MS | software upgrade | обновление (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) |
| telecom. | software upgrade and patching | модификация программного обеспечения и инсталляция Patch-файлов (oleg.vigodsky) |
| progr. | software-upgrade team | группа разработчиков обновлений программного обеспечения (Alex_Odeychuk) |