Windows 11 Pro Upgrade - Perpetual Software License

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Get Microsoft Windows 11 Pro license for up to three devices for just $49.99 - Neowin

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Microsoft sets perpetual-license Office 2021 prices, reveals new-feature list

All about perpetual and subscription licenses - Capture One

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Buy Windows 11 Home Professional Upgrade License

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Windows 11 Pro Upgrade, from Windows 11 Home (Digital Download) : Everything Else

Upgrade your Windows 11 Home experience with Windows 11 Pro—an enhanced version that combines all the features of Windows 11 Home with

Windows 11 Pro Upgrade - Perpetual Software License - For Customers with Microsoft 365 Business Premium

Microsoft Ending Open License Program in 2022

How to upgrade from Windows 11 Home to Pro (and why you'd want to)