Can my PC run Windows 11? - Microsoft Support
Your PC can run Windows 11 if it meets minimum (basic) system requirements. For information on basic system requirements and additional requirements for specific features, see Find Windows 11 specs, features, and computer requirements.
Change your default browser in Windows - Microsoft Support
Use the Windows Settings app to change your default browser.
Microsoft 365 Customer Service and Support - Microsoft Support
Support for home products. Depending on your product and if it's still in support, Microsoft support experts are available to help you with a broad selection of support options and able to address product and service challenges for a more personalized experience. Chat or receive a call back from a technical support expert: If you have a Microsoft 365 Basic, Microsoft 365 Personal, or Microsoft ...
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home
Change privacy settings in Windows - Microsoft Support
How to access and change the privacy settings in Windows 10 and 11.
KB5005463—PC Health Check Application - Microsoft Support
Learn how to download, install, and use the PC Health Check app to check your device's compatibility with Windows 11 and get tips to improve its performance.
Repair apps and programs in Windows - Microsoft Support
Repair programs in Control Panel. Select the Advanced options link under the name of the app (some apps don't have this option). On the page that opens, select Repair if it's available.If it isn't available or doesn't fix the problem, select Reset.
Change your Office product key - Microsoft Support
This article applies to Office Home & Business, Office Professional, and individually purchased Office apps. To switch an Office install to or from Microsoft 365, see Switch your Office license.. Change the product key for your version
Applies To:
OneNote for Microsoft 365, Visio Plan 2, OneNote for Microsoft 365 for Mac, 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 2021 for Mac, OneNote 2021 for Mac, 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 2019 for Mac, 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
Use Internet Explorer in Windows 10 - Microsoft Support
Internet Explorer 11 support ended on June 15, 2022. We recommend you use Microsoft Edge for a faster, more secure and more modern web browsing experience.
Turn on Adobe Flash in Microsoft Edge - Microsoft Support
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关于高级网络设置 | Xbox Support
如果熟悉网络问题和配置，或希望详细了解这些内容，请继续阅读。 本页详细介绍了 Xbox 的高级网络设置，并提供了更改配置以解决特定网络问题或利用服务质量(QoS)数据包标记等网络功能的步骤。