If you sign in with a work or school account, learn how to manage payment methods for Microsoft business accounts. Add a new payment method. To add a new credit card, bank card or other payment method to your Microsoft account, follow the steps below:

Note: Offers vary by country.Be sure to redeem your rewards points in the same region you signed up in. Do not use a VPN while trying to redeem points. When redeeming points, use a mobile or landline phone number for authentication and not a VoIP phone number.

Type info in the search box on your taskbar, and then select System Information.

To get support in Outlook.com, click here or select Help on the menu bar and enter your query. If the self-help doesn't solve your problem, scroll down to Still need help? and select Yes.. To contact us in Outlook.com, you'll need to sign in.

如果你不希望第三方站点在你的电脑上存储 Cookie，则可以阻止 Cookie。 但是执行此操作可能会导致某些页面无法正确显示，或者可能会从站点收到一条消息，通知你需要允许 Cookie 才能查看该站点。

To include items that ... Use this criteria. Query result. Exactly match a date, such as 2/2/2012 #2/2/2012# Returns only items with a date of Feb 2, 2012.

提示: 如果要绕过“文件”>“打开”并始终使用“打开”对话框，请执行此操作：选择“文件 > 选项 > 保存”，然后选择“打开或保存文件时不显示 Backstage”框检查。然后，关闭所有打开的 Office 应用程序再重新打开。 请注意，此更改仅影响按 Ctrl+O 访问“打开文件”对话框时看到的内容。

When you send a message to a person or organization that isn’t an Outlook contact, the recipient email address isn’t added to the Safe Senders List.This means that when the recipient replies to your message, the reply message might be moved to the Junk E-Mail folder.

Join communities to stay informed, connect with your co-workers, and gather ideas.

Microsoft Rewards has two status tiers: Level 1 and Level 2. Earn and keep Level 2 status by reaching 500 Microsoft Rewards points each month - no matter how you earn points, they all count toward your status.