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Download and install or reinstall Microsoft 365 or Office 2021 on a PC ...
Change from a 32-bit version to a 64-bit version or vice versa. Activate Windows. Fix Bluetooth problems in Windows. Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.
Applies To: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
Manage your Microsoft 365 subscription or Office product
For Microsoft 365 Family or Personal subscriptions: Select Install premium Microsoft 365 apps and follow the prompts to install or reinstall the desktop apps. On the Microsoft 365 subscription tab, select Manage. From here you can: Renew your subscription with a prepaid code or card. Learn more.
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 for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, OneNote for Microsoft 365 for Mac, Word for the web, OneNote for the web, PowerPoint for the web, Excel 2021, Word 2021, Outlook 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, Word 2021 for Mac, Outlook 2021 for Mac, OneNote 2021 for Mac, Office 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, Word 2019 for Mac, Outlook 2019 for Mac, PowerPoint 2019 for Mac, OneNote 2019 for Mac, Office 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, Microsoft 365 admin, Outlook on the web, Word Web App, Microsoft account dashboard, New Outlook for Windows
Camera doesn't work in Windows - Microsoft Support
When your camera isn't working in Windows 11, it might be missing drivers after a recent update. It's also possible that your antivirus program is blocking the camera, your privacy settings don't allow camera access for some apps, or there's a problem with the app you want to use.
How to earn Microsoft Rewards points - Microsoft Support
Buy stuff from Microsoft Store online (from your mobile device, on Xbox One, in the Microsoft Store app on your Windows 10/11 or Windows 8.1 device, or via the web). For more info, see Shop and earn Microsoft Rewards points. Explore the earn page and the points breakdown page.
Applies To: Microsoft account dashboard
Request a refund for digital games | Xbox Support
Help with giving digital games as gifts. Note that if you purchased content that isn’t working, check the Xbox status page for any issues that may prevent you from playing, and try troubleshooting the problem before making a request for a refund: Xbox status. Troubleshoot game issues on Xbox.
Xbox subscription cancellations and refunds | Xbox Support
Learn more about our Xbox subscription refund policy. You can receive a refund within 30 days of your initial purchase or before your first recurring billing date (whichever is sooner) by canceling your subscription in the steps that are outlined in the section “Canceling a subscription.”.
Xbox Game Pass | Xbox Support
下面介绍 Xbox Game Pass 订阅者如何将其 Game Pass 订阅权益扩展给朋友和家人。. 在家:将你的主要 Xbox(如果有多个)设为常用 Xbox,这会让使用其档案登录该主机的任何人都能够使用你的 Game Pass 订阅。. 常用 Xbox 和游戏共享的工作原理.
How to use Remote Desktop - Microsoft Support
Use Remote Desktop on your Windows, Android, or iOS device to connect to a Windows 10 PC from afar. Here's how to set up your PC to allow remote connections and then connect to the PC you set up.
Enable TPM 2.0 on your PC - Microsoft Support
This article is intended for users who are not able to upgrade to Windows 11 because their PC is not currently enabled with TPM 2.0 or their PC is capable of running TPM 2.0 but is not set up to do so.
Change the power mode for your Windows PC - Microsoft Support
If you can’t set the power mode in Power & battery settings, open Control Panel, select System and Security > Power Options, then choose a Balanced power plan. Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.