查找 Windows 7 或 Windows 8.1 的产品密钥. 卸载或重新安装 Windows 7 或 Windows 8.1 时，通常需要产品密钥。 通常，如果购买的是实物 Windows 拷贝，产品密钥应该在标签上或者在 Windows 随附包装盒中的卡上。

קבל עזרה ותמיכה עבור Microsoft Edge. חפש את תוכן התמיכה של Microsoft Edge, מאמרי הדרכות לביצוע, ערכות לימוד ועוד.

Play multiple songs across multiple slides. If your slide show is longer than one song, you can add more songs. However, if you find that you're having trouble synchronizing the music with the slide show, you can use a third-party audio editing tool, such as Audacity®, to string the songs together into one file so they play continuously throughout the slide show.

Windows 10 usually finds devices automatically when you plug them in or turn them on. If it doesn't, follow these steps: Select Start > Settings > Devices > Bluetooth & other devices.

Si has comprado Windows 10 o Windows 11 Pro actualización en la aplicación Microsoft Store, recibirás una licencia digital en lugar de una clave de producto en el correo electrónico de confirmación que se envió para confirmar la compra.

In Outlook, you have the option to: Translate an email message | Translate part of a message | Change translation settings | Data & privacy. Translate an email message. When you receive an email message in another language, you'll see a prompt at the top of the message asking if you'd like Outlook to translate it into your preferred language.

For help with checking your balance from an Xbox console, see Check your Microsoft account balance on an Xbox console. Need more help? Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help.If you still need help, select Contact Support to be routed to the best support option.

移动或复制单元格和单元格内容 文章; 更改 Excel 中的列宽或行高 文章; 查找或替换工作表上的文本和数字 文章; 合并和撤消合并单元格

解决安装 Windows SP1 时遇到的问题. 如果你尝试安装 SP1 并看到指示安装未成功的错误消息，这可能是因为用于安装更新的 Windows 维护服务商店出现问题，或者是因为你的防病毒软件阻止安装更新。

You can save directly to OneDrive from Microsoft Office files (like Word docs and Excel worksheets), PDFs, and other documents. If your PC has a built-in camera, you can automatically save copies of the photos you take directly to OneDrive so you’ll always have a backup.