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.
适用于:
Microsoft 帐户仪表板
Search for email in Outlook for Windows - Microsoft Support
Training: As you switch from Gmail to Outlook for Windows, learn how to search for email to find exactly what you want.
适用于:
Microsoft 365 专属 Outlook
WORKDAY 函数 - Microsoft 支持
本文介绍 Microsoft Excel 中 WORKDAY 函数的公式语法和用法。 说明 返回在某日期（起始日期）之前或之后、与该日期相隔指定工作日的某一日期的日期值。 工作日不包括周末和专门指定的假日。
适用于:
Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 网页版, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel 2013
SUMIF function - Microsoft Support
sum_range Optional.The actual cells to add, if you want to add cells other than those specified in the range argument. If the sum_range argument is omitted, Excel adds the cells that are specified in the range argument (the same cells to which the criteria is applied).. Sum_range should be the same size and shape as range.If it isn't, performance may suffer, and the formula will sum a range of ...
适用于:
Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 网页版, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
Обновите Windows - Служба поддержки Майкрософт
После нажатия кнопки "Отправить" ваш отзыв будет использован для улучшения продуктов и служб Майкрософт.
Change the capitalization or case of text - Microsoft Support
PowerPoint for the web supports changing case. See the procedure below. Word for the web doesn't support changing case. Use the desktop application to open the document and change text case there, or else you can manually change the casing of text in Word for the web.
适用于:
Microsoft 365 专属 Word, Microsoft 365 专属 PowerPoint, Microsoft 365 Mac 版专属 Word, Microsoft 365 Mac 版专属 PowerPoint, Word 网页版, PowerPoint 网页版, Word 2021, PowerPoint 2021, Word 2021 for Mac, PowerPoint 2021 for Mac, Word 2019, PowerPoint 2019, Word 2019 for Mac, PowerPoint 2019 for Mac, Word 2016, PowerPoint 2016
Emparejar un dispositivo Bluetooth en Windows
En la configuración rápida: Para buscar la configuración rápida de Bluetooth, selecciona los iconos de red, sonido o batería ( ) junto a la hora y fecha en el lado derecho de la barra de tareas.Selecciona Bluetooth para activarlo. Si está activada sin ningún dispositivo Bluetooth conectado, es posible que aparezca como No conectado . Si no ves Bluetooth en la configuración rápida, es ...
Sign in to sync Microsoft Edge across devices
When you sign in to sync to Microsoft Edge , you can easily browse the web from any of your devices, keep your favorites organized, and always pick up right where you left off.. Sign in to sync your account on your computer Setting up sync on your computer. In Microsoft Edge, select the profile image in the browser taskbar.
激活 Office for Mac - Microsoft 支持
如果你尝试激活一次性安装 Office 2016 for Mac 并且出现以下错误：已使用密钥，请选择要使用的另一个许可证。 单击“取消”，你将返回到许可证选择屏幕。 你试图使用的许可证将灰显。 可以选择未使用的任何其他许可证。
适用于:
Office 2021 for Mac, Office 2019 for Mac, Office 商业版, Office 365 小型企业版, Microsoft 365 管理员, Microsoft 365 Mac 版, Office.com
在 Windows 中安装打印机 - Microsoft 支持
在大多数情况下，安装打印机只需将其连接到电脑即可。 只需将打印机的 USB 电缆插入电脑上的可用 USB 端口，然后打开打印机。 在任务栏上，选择“ 搜索 ”图标，在搜索栏中键入 “打印机”，然后从搜索结果中选择“打印机&扫描仪”以打开 “打印机&扫描仪 ”系统设置。