如何注销 Xbox 主机 | Xbox Support
多人同时登录到一台 Xbox 时，只有一人会控制主机。如果屏幕左上角未显示玩家图片，则说明你不在控制主机。
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
Find your IP address in Windows - Microsoft Support
For Wi-Fi connection. Select Start > Settings > Network & internet > Wi-Fi and then select the Wi-Fi network you're connected to.
Insert a signature - Microsoft Support
Scan the page and save it on your computer in a common file format: .bmp, .jpg, or .png. For information on how to use your scanner, use the manufacturer’s manual or Web site.
Applies To:
Word for Microsoft 365, Word for Microsoft 365 for Mac, Word 2021, Word 2021 for Mac, Word 2019, Word 2019 for Mac, Word 2016
Contact Us - Microsoft Support
Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.
通过 Xbox Game Pass 获取 zh-SG EA Play 订阅会员资格
访问 EA 帐户设置门户以管理你的电脑版 EA Play 订阅。通过 Origin 或 EA 应用（Beta 版本）获得的 PC 版 EA Play 订阅不会自动取消，并且你 PC 版 EA Play 订阅中的剩余时间将不会转换为 Xbox Game Pass Ultimate 或 PC Game Pass 的时间。
Automatically number rows - Microsoft Support
To enter specific sequential number codes, such as purchase order numbers, you can use the ROW function together with the TEXT function. For example, to start a numbered list by using 000-001, you enter the formula =TEXT(ROW(A1),"000-000") in the first cell of the range that you want to number, and then drag the fill handle to the end of the range. ...
Applies To:
Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
Redeem a gift card or code to your Microsoft account
How to redeem a gift card, Xbox download code or token. Both Microsoft and Xbox gift cards and download codes and tokens work the same way: once redeemed to your Microsoft account, you can spend your balance at Microsoft Store online, on Windows or Xbox, and you can get downloads for the latest apps, games, movies, TV shows, and Surface, Xbox, and accessories.
Applies To:
Microsoft account dashboard
Create an email signature - Microsoft Support
Try it! Create custom signatures that can be automatically added to your email messages. Email signatures can include text, images, your electronic business card, a logo, or even your handwritten signature.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
Recovery options in Windows - Microsoft Support
Info for Windows Insiders. If you’re an Insider and the current preview build isn’t working for you, select Start > Settings > System > Recovery .Next to Go back , select Go back.This won’t remove your personal files, but it’ll remove recently installed apps and drivers, and change settings back to their defaults.