Generally, if you bought a physical copy of Windows, the product key should be on a label or card inside the box that Windows came in. If Windows came preinstalled on your PC, the product key should appear on a sticker on your device. If you’ve lost or can’t find the product key, contact the manufacturer. To ensure your product key is ...

Select the Classic Outlook tab and follow those steps instead. Select Sent Items in the left folder pane, then double-click the sent message to open it in a separate window. From the ribbon, select Recall Message, then select OK in the confirmation dialog box. Shortly thereafter, you'll receive a Message Recall Report in your inbox.

Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.

Restart your computer. When you see the computer's manufacturer's logo, repeatedly press the F8 key. When you are prompted, use the arrow keys to highlight Safe Mode with Networking, and then press Enter. Tip: Safe Mode starts Windows with only the minimum number of drivers and services necessary for operation.

保护玩家免受市场盗窃和诱骗. 开发人员为 Xbox 网络制作了令人惊叹的游戏和内容。. 为了保护客户和开发人员，我们提供了在 Microsoft Store 中进行购买的安全方法。. 为了维护此安全性，Xbox 会监视 Xbox 社区中的市场盗窃或诱骗情况。. 欺诈会影响所有人，并且大 ...

解决方案 2：更改你的 Xbox One 上的位置. 如果你在设置 Xbox One 后更改位置，则可以通过更改你的位置来兑换充值码。. 按 Xbox 按钮 打开导航页。. 选择“配置文件和系统”>“设置”>“系统”>“语言和位置”。. 选择“位置”，然后将其更改为你的新位置。. 选择 ...

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Protect yourself from phishing. Phishing (pronounced: fishing) is an attack that attempts to steal your money, or your identity, by getting you to reveal personal information -- such as credit card numbers, bank information, or passwords -- on websites that pretend to be legitimate. Cybercriminals typically pretend to be reputable companies ...

Select Start > Settings > System > Display > Advanced display . Next to Choose a refresh rate , select the Dynamic option. ( Note: This option is only available on supported hardware. If you don’t see the Dynamic option, then your hardware doesn’t support DRR.) If you want to disable DRR and use a fixed refresh rate, you can select a ...

從 2023 年 7 月 14 日開始：現有的主要和次要成員會透過電子郵件收到描述此變更的詳細資訊。; 從 2023 年 7 月 17 日開始：主要帳戶持有人將無法再將新成員新增到其共用成員資格。; 2023 年 8 月 15 日：現有的會員資格將會結束，將無法再使用 Xbox Game Pass 好友及家庭。 ...