Digital goods like apps, games, add-on content, subscriptions, movies, TV shows, and books aren't returnable unless the offer for applicable law states that you're eligible for a refund.

Windows 8.1 Update and Windows RT 8.1 Update (also known as KB 2919355) include improvements that make your favorite apps and settings easier to find and use, provide more familiar mouse and keyboard options, and update security and performance.Here’s what you need to know about installing this important update. Check to see if it’s already installed

Select the Network icon on the lower right corner of the taskbar, and then select Manage Cellular connections (>) for the Cellular quick setting.Often, you’ll see the name of your mobile operator under the Cellular quick setting.

For superscript, press Ctrl, Shift, and the Plus sign (+) at the same time.. For subscript, press Ctrl and the Equal sign (=) at the same time.

There's no limit to how many times you can make changes to a sent message. Delete a sent message. If you need to backtrack and delete something you just sent, go to the message and select More options > Delete.. If you haven't sent the message yet, select Format to expand the box and then click Delete in the upper right-hand corner.. Undo a deleted message

Learn how to manage the online safety and privacy settings on the Xbox console for you and every member of your family group.

注意: 带 USB Type-C 连接器的电脑具有更高的功率限制。 如果连接器支持 USB 电力传输，则其能够以更大的功率实现更快速充电。. 要更快地充电，你的电脑、充电器和线缆均必须符合行业标准。

Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date; Requests are for games in which you haven’t accumulated a significant amount of play time

Get help with Outlook for Windows, the Outlook app, Outlook.com, and more. Find training videos, how-to articles, and Outlook support content

Training: Switch to SharePoint Online from Google Sites and start working together with these quick instructions on how to access, upload, and share the content, information, and apps your team relies on with SharePoint Online.