If your name, billing address, expiration date, or CVV number has changed for your Microsoft account payment method, you can update it. Update your payment method online. Sign in to the Payment options page with your Microsoft account.

PMT, one of the financial functions, calculates the payment for a loan based on constant payments and a constant interest rate. Use the Excel Formula Coach to figure out a monthly loan payment. At the same time, you'll learn how to use the PMT function in a formula.

Archive or delete files you're no longer using. If you have photos, music, videos, or other files that you want to keep but don't necessarily want on your PC, consider saving them to removable media, such as an external drive, USB drive, DVD, or cloud storage.

若要申请退款，需要登录用于购买的 Microsoft 帐户，并提供所购买内容的名称、订单编号以及需要退款的原因。. 可以联系 aka.ms/contactxboxsupport 以获取退款申请和其他支持。. 有关 Xbox 实物产品（如光盘游戏和控制器）和其他 Microsoft 产品的详细信息，请参阅 ...

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.

Admins should view Help for OneDrive Admins, the OneDrive Tech Community or contact Microsoft 365 for business support. Learn how to upload files to OneDrive. Save photos or files to OneDrive using the website, desktop, or mobile app.

若要获取主题，请展开以下类别之一，选择主题的链接，然后选择“ 打开 ”。. 这样会将主题保存在电脑中并应用于桌面。. 如果你愿意，还可以从 Microsoft Store 安装某些主题。. 从 Microsoft 获取免费的 Windows 主题，以个性化设置电脑的背景、颜色和声音。.

数字商品（如应用、游戏、附加内容、订阅、电影、电视节目和书籍）不可退货，除非适用于产品/服务本身的法律声明你符合退款条件。. 有关退货和退款政策的详细信息，请参阅 Microsoft 销售条款 。. 可以在 Xbox 订单历史记录 页面上请求退款。. 选择相关项目 ...

需要有关 Xbox 主机、Xbox 游戏或 Xbox 网络的帮助?了解如何与我们联系。.

拍摄快照以从全部或部分电脑屏幕上复制字词或图像。. 使用截图工具进行更改或作笔记，然后保存和共享。. 捕获以下任意类型的截图：. 自由格式截图. 在对象周围绘制自由形状。. 矩形截图. 绕对象拖动光标以构成一个矩形。. 窗口截图. 选择一个要捕获的窗口 ...