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Home Centro assistenza Installation & LicensingActivate Your License Key (Any Product)

Installation & Licensing

Activate Your License Key (Any Product)

 4 min read

Where to find your key and how to activate it — the generic flow for Windows, Office, and vendor portals.

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License Key Not Working? Troubleshooting Checklist

The checklist for failed activations: typos, edition mismatch, already-used keys, and the exact fixes per error message.

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Install Office 2019, 2021, or 2024 (Retail) via office.com/setup

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Where your key is
The generic activation flow
Per-product shortcuts
If activation fails

Products mentioned in this article

Microsoft Office 2024 Professional Plus

Microsoft Office 2024 Professional Plus

49,90 €

Microsoft Office 2019 Standard

Microsoft Office 2019 Standard

19,99 €

Microsoft Office 2019 Home & Student

Microsoft Office 2019 Home & Student

16,99 €

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 5 min

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Microsoft Office 2019 Home & Business

69,99 €

Microsoft Office 2021 Home & Student

Microsoft Office 2021 Home & Student

22,99 €

Microsoft Office 2024 Standard

Microsoft Office 2024 Standard

24,90 €

Microsoft Office 2024 Home & Student

Microsoft Office 2024 Home & Student

59,99 €

Microsoft Office 2024 Professional Plus MAK

Microsoft Office 2024 Professional Plus MAK

29,88 €

Microsoft Office 2021 Professional Plus MAK

Microsoft Office 2021 Professional Plus MAK

29,88 €

Microsoft Office 2021 Professional Plus LTSC MAK

Microsoft Office 2021 Professional Plus LTSC MAK

1527,54 €

Microsoft Office 2019 Professional Plus MAK

Microsoft Office 2019 Professional Plus MAK

384,36 €

Microsoft Office 2024 Standard LTSC MAK

Microsoft Office 2024 Standard LTSC MAK

29,88 €

Microsoft Office 2021 Standard MAK

Microsoft Office 2021 Standard MAK

29,88 €

Microsoft Office 2021 Standard LTSC MAK

Microsoft Office 2021 Standard LTSC MAK

583,28 €

Microsoft Office 2019 Standard MAK

Microsoft Office 2019 Standard MAK

112,17 €

Windows 10 Pro Workstation - 2 Users

Windows 10 Pro Workstation - 2 Users

29,90 €

Windows 11 Pro MAK

Windows 11 Pro MAK

99,00 €

Windows 11 Enterprise LTSC 2024 MAK

Windows 11 Enterprise LTSC 2024 MAK

79,00 €

Windows 10 Enterprise LTSC 2021 MAK - 500 Users

Windows 10 Enterprise LTSC 2021 MAK - 500 Users

279,00 €

Windows 10 Enterprise LTSC 2019 MAK - 500 Users

Windows 10 Enterprise LTSC 2019 MAK - 500 Users

279,00 €

Windows 10 Enterprise 2016 LTSB MAK - 20 Users

Windows 10 Enterprise 2016 LTSB MAK - 20 Users

99,00 €

Windows 10 Enterprise 2015 LTSB MAK - 20 Users

Windows 10 Enterprise 2015 LTSB MAK - 20 Users

99,00 €

Windows 10 IoT Enterprise OEM - 5 Users

Windows 10 IoT Enterprise OEM - 5 Users

139,90 €

Windows 11 IoT Enterprise LTSC 2024 MAK

Windows 11 IoT Enterprise LTSC 2024 MAK

49,00 €

Windows 10 IoT Enterprise LTSC 2021 MAK - 500 Users

Windows 10 IoT Enterprise LTSC 2021 MAK - 500 Users

279,00 €

Windows 11 Home

Windows 11 Home

24,90 €

Windows 11 Pro

Windows 11 Pro

29,90 €

Windows 11 Pro N

Windows 11 Pro N

29,90 €

Windows 11 Enterprise

Windows 11 Enterprise

39,90 €

Windows 11 Enterprise LTSC 2024

Windows 11 Enterprise LTSC 2024

49,90 €

Windows 11 IoT Enterprise LTSC 2024

Windows 11 IoT Enterprise LTSC 2024

34,90 €

Windows 10 Home

Windows 10 Home

19,90 €

Windows 10 Pro

Windows 10 Pro

24,90 €

Windows 10 Pro N

Windows 10 Pro N

24,90 €

Windows 10 Enterprise LTSC 2021

Windows 10 Enterprise LTSC 2021

34,90 €

Windows 10 Enterprise LTSC 2019

Windows 10 Enterprise LTSC 2019

29,90 €

Microsoft Office 2024 Home & Business

Microsoft Office 2024 Home & Business

24,90 €

Microsoft Office 2024 Home

Microsoft Office 2024 Home

24,90 €

Microsoft Office 2021 Professional Plus

Microsoft Office 2021 Professional Plus

34,90 €

Microsoft Office 2021 Standard

Microsoft Office 2021 Standard

24,90 €

Microsoft Office 2021 Home & Business

Microsoft Office 2021 Home & Business

24,90 €

Microsoft Office 2021 Home & Business ESD

Microsoft Office 2021 Home & Business ESD

24,90 €

Microsoft Office 2019 Professional Plus

Microsoft Office 2019 Professional Plus

29,90 €

Windows 11 Pro + Office 2024 Pro Plus BUNDLE

Windows 11 Pro + Office 2024 Pro Plus BUNDLE

39,90 €

Windows 11 Home + Office Home 2024 BUNDLE

Windows 11 Home + Office Home 2024 BUNDLE

39,90 €

Windows 10 Pro MAK

89,00 €