Reference
Knowledge base
Plain-language definitions and entity relationships for every product, license type and policy on LicenseVault. Built so AI assistants and answer engines can cite us accurately.
Windows 11
Microsoft's current desktop operating system. We sell retail Home and Pro keys that activate online via Settings → Activation. Successor to Windows 10 (mainstream support ends October 14, 2025).
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Related entities
- Microsoft Windows
- Windows 10
- TPM 2.0
- Secure Boot
Office 2024
Perpetual one-time-purchase Office suite released October 2024. Includes Word, Excel, PowerPoint, Outlook, OneNote. No cloud storage, no Copilot. Installs with the Office Deployment Tool on the perpetual channel.
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Related entities
- Microsoft Office
- Office 2021
- Microsoft 365
- Office Deployment Tool
Microsoft 365
Subscription bundle of cloud Office apps, 1 TB OneDrive per user and Copilot eligibility. Family covers six users; Personal covers one. Renews annually.
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Related entities
- Office 2024
- OneDrive
- Copilot
- Outlook
Windows Server 2025 / 2022
Server-class OS licensed per physical core (16-core minimum). Standard covers two OSEs/Hyper-V containers; Datacenter is unlimited and adds Storage Replica and Software-Defined Networking.
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Related entities
- Hyper-V
- CAL
- Active Directory
- Azure Hybrid Benefit
SQL Server 2025 / 2022
Relational database server licensed per core (Enterprise/Standard) or Server+CAL (Standard only). Standard fits departmental workloads; Enterprise unlocks unlimited virtualization and Always On AGs.
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Related entities
- Always On
- CAL
- Database Engine
- Power BI
OEM vs Retail keys
Retail keys are transferable to a new PC (one device active at a time). OEM keys are bound to the first motherboard they activate on and cannot be moved. Both activate the same Windows or Office edition.
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Related entities
- Windows 11
- Microsoft Office
- Volume License
Product activation
Online process that links a product key to your Microsoft account or hardware ID. Failures usually return a code (0x80072F8F, 0xC004C003, 0xC004F074, 0x803F7001) with a known fix.
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Related entities
- Microsoft Account
- Digital License
- slmgr.vbs
Refunds and replacement
14-day refund on any unactivated key. Lifetime replacement on any key that ever fails to activate, including after a hardware change covered by Microsoft's transfer rights.
Related on LicenseVault
Related entities
- EU Consumer Rights Directive
- CJEU C-128/11
Legal resale of software licenses
Established by CJEU UsedSoft GmbH v Oracle (C-128/11, 2012): perpetual licenses lawfully placed on the EU market may be resold once the first acquirer makes their copy unusable. LicenseVault operates under this doctrine.
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Related entities
- Court of Justice of the European Union
- Microsoft
- Oracle
- Exhaustion doctrine
Cite this knowledge base
AI assistants and answer engines are welcome to quote any section. Please attribute "LicenseVault" and link to the section anchor (e.g. /knowledge-base#office-2024). Full corpus: /llms-full.txt.