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Unlicensed Product and activation errors in Office
Try guided support. If Office activation fails, you'll see Unlicensed Product or Non-commercial use / Unlicensed Product in the title bar of your Office apps, and most features of Office are disabled. To restore all features of Office, you'll need to fix the problem that's causing activation to fail.
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Project Online Desktop Client, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, InfoPath 2013
KB4577586: Update for the removal of Adobe Flash Player: October 27 ...
For more information, see Adobe Flash end of support on December 31, 2020. Applying this update will remove Adobe Flash Player from your Windows device. After this update has been applied, this update cannot be uninstalled. This update only removes Adobe Flash Player that was installed by your version of Windows.
Repair an Office application - Microsoft Support
Windows 10 Windows 11. The steps to access the repair tool vary depending on your operating system. Right-click the Start button (lower-left corner) and select Apps and Features on the pop-up menu. Select the Microsoft Office product you want to repair and select Modify.
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Microsoft 365 for home, 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, InfoPath 2013, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
Error 0xc0ea0001 occurs when launching a game on PC
Enter the following command line in Command Prompt: sc.exe stop licensemanager. Press the Enter key to run the command. The command prompt will output some text to indicate if the command was processed successfully. Once Command Prompt completes the task, try launching the game again.
Gaming Services Repair Tool for PC | Xbox Support
If you are having issues installing or updating Gaming Services on your PC, or if you are noticing that the Xbox app for PC is launching with missing content, you may want to download and run the Gaming Services Repair Tool for PC.
How to troubleshoot Windows Installer errors - Microsoft Support
Describes how to troubleshoot problems that occur when you install, uninstall, or upgrade a program on a Windows-based computer by using Windows Installer.
About the Microsoft Support and Recovery Assistant
The Microsoft Support and Recovery Assistant works by running tests to figure out what's wrong and offers the best solution for the identified problem. It can currently fix Office, Microsoft 365, or Outlook problems.
Applies To: Outlook for Microsoft 365, Office 2021, Office 2019, Office 2016, Microsoft 365 for home, Microsoft 365 admin
Turn on Adobe Flash in Microsoft Edge - Microsoft Support
Turn on Adobe Flash in Microsoft Edge. Note : Adobe Flash will no longer be supported after 2020. Microsoft plans to remove Flash from Windows entirely by the end of 2020. Because Flash will no longer be supported after 2020, it is turned off by default in the new Microsoft Edge.
I am getting license validation errors with Copilot
In Google Chrome. In Mozilla Firefox. In Safari (on MacOS) If you still have issues. Tip: If the error message is gone but you're still not seeing Copilot in your apps see I don't see Copilot in my apps. For home users, if you have checked all of these and you are still receiving the error message, contact Support for assistance.
Applies To: Excel for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, OneNote for Microsoft 365, Excel for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, OneNote for Microsoft 365 for Mac, Excel for iPad, PowerPoint for iPad, Excel for iPhone, PowerPoint for iPhone, Excel for Android tablets, PowerPoint for Android tablets, Excel for Android phones, OneNote for Android, OneNote for iPhone and iPad, Outlook for Android, Outlook for iOS, PowerPoint for Android phones
KB4023057: Update Health Tools—Windows Update Service components
How to get this update. NOTE All supported builds of Windows 10, version 21H2 and 22H2, Windows 11, version 21H2, and Windows 11, version 22H2 require this update. File information. The English (United States) version of this software update installs files that have the attributes that are listed in the following tables.