Generic Volume License Keys (GVLK) In the tables that follow, you will find the GVLKs for each version and edition of Windows. LTSC is Long-Term Servicing Channel, while LTSB is Long-Term Servicing Branch. Windows Server (LTSC versions) Windows Server 2022 Operating system edition KMS Client Product Key Windows Server 2022 Datacenter WX4NM-KYWYW-QJJR4-XV3QB-6VM33 Windows Server 2022 Standard VDYBN-27WPP-V4HQT-9VMD4-VMK7H