| Subject | English | German |
| tech. | customer support | Kundenberatung |
| tech. | customer support | Kundenbetreuung |
| tech. | customer support | Kundendienst |
| busin., IT | customer support | Kundenunterstützung |
| gen. | customers support | Kundenbetreuung |
| comp., MS | Microsoft Customer Service and Support | Microsoft-Kundendienst und -Support (A Microsoft business unit that offers a wide range of support options and resources to help businesses, organizations, and individuals worldwide attain the greatest success with Microsoft products) |