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Upgrade from Windows 10/11 Home to Pro
Are you using Windows 10 or 11 Home and want to switch to the Pro version? Although you have a valid licence key, you get an error message during online activation? This is because Windows currently only recognises the installed Home edition and therefore cannot activate the Pro key. Therefore,

What does Microsoft support end mean?
For Windows 10 and the 2016 and 2019 versions of Microsoft Office, Exchange Server, Project and Visio, the time has come on 14 October 2025: Microsoft is discontinuing extended support. On this page, we will give you a brief overview of what this means, what you need to do and

Office 365 or Office 2024
With us you have the choice! Subscription or one-off purchase? With usedSoft you have the choice. The latest version of Microsoft Office is available from us exactly as you need it – as a classic purchase licence (Office 2024) or as a subscription version (365). Office 2024 – buy once, use forever Office