Activate Windows - Microsoft Support
Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.
Language Accessory Pack for Microsoft 365 - Microsoft Support
Download (32-bit) Learn how to download, install, and configure Language Accessory Packs for Microsoft 365 to add additional display, help, and proofing tools to Microsoft 365.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, Project Online Desktop Client, Publisher for Microsoft 365, Visio Plan 2, Excel 2024, Word 2024, Outlook 2024, PowerPoint 2024, Access 2024, OneNote 2024, Project Professional 2024, Project Standard 2024, Visio Professional 2024, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin
Why can't I activate Windows? - Microsoft Support
Activate Windows. Get help with Windows activation errors. Activate Windows 7 or 8.1. Find your Windows product key. Learn how to troubleshoot and resolve 'Windows can't be activated' error message.
Find your Windows product key - Microsoft Support
Locate your product key for Windows 10 or Windows 11. Depending on how you got your copy of Windows 10 or Windows 11, you'll need either a 25-character product key or a digital license to activate it.
Applies To:
Microsoft account dashboard
Get help with Windows activation errors - Microsoft Support
If you're having trouble activating Windows 11, follow these steps to fix activation errors: Confirm that your device is up to date and running Windows 11. In the search box on the taskbar, type winver, and then select Winver from the list of results. You'll see the version and build of Windows.
What to try if you can't install or activate Office for Mac
You can find troubleshooting steps for common installation or activation issues for Microsoft 365 for Mac here. If the issue you're having is not in these lists, you may also be experiencing an emerging issue.
Applies To:
Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Excel 2024, Word 2024, Outlook 2024, PowerPoint 2024, Office 2024, Excel 2024 for Mac, Word 2024 for Mac, Outlook 2024 for Mac, PowerPoint 2024 for Mac, Office 2024 for Mac, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, PowerPoint 2021 for Mac, Office 2021 for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Microsoft 365 for Mac
An error occurs when you activate pre-installed Office on a new PC ...
These errors will appear if you try to redeem and activate Office before Windows can activate itself. To fix this problem, make sure your computer is connected to the Internet and check the Windows activation status: On your Windows task bar, in the Type here to search box, type Activation.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2024, Word 2024, Outlook 2024, PowerPoint 2024, Access 2024, Project Standard 2024, Visio Standard 2024, Office 2024, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Office 2016, Office setup, Project for Office 365
Reactivating Windows after a hardware change - Microsoft Support
In Windows 11, it is essential that you link your Microsoft account with the Windows 11 digital license on your device. Linking your Microsoft account with your digital license allows you to reactivate Windows using the Activation troubleshooter whenever you make a significant hardware change.
Description of the update for Windows Activation Technologies
Activation is an anti-piracy technology that verifies the product key for the copy of Windows 7 that is running on your computer. The product key is a 25-character code that is located on the Certificate of Authenticity label or on the proof of license label.
Error message when you try to activate Windows 7 or Windows Vista: "An ...
When you try to activate Windows 7 or Windows Vista, you may receive an error message that is accompanied by an error code and its description. This article will guide you through step-by-step methods to help you resolve your problem.