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. Learn how to cancel your Microsoft subscriptions such as Microsoft 365, Copilot Pro and Xbox. Troubleshoot issues if you can't cancel your subscription.

更新 Surface 设备和 Windows。 下载最新的驱动程序和固件更新，以使 Surface 设备保持最佳性能。 完成安装更新后，建议安装所有可用的可选更新。 若要安装可选更新，请转到任务栏中的“搜索”框，键入“查看可选更新”，然后从结果列表中选择它。如果更新在 驱动程序更新中可用，请确保已安装 ...

关于正版 Windows. Windows 7 支持已于 2020 年 1 月 14 日结束。. 我们建议你转到 Windows 11 电脑来继续从 Microsoft 接收安全更新。. 正版 Windows 由 Microsoft 发布，并由 Microsoft 或值得信赖的合作伙伴授予相应许可并提供支持。. 你需要正版 Windows 才能访问可选的更新和下载 ...

Excel 2021 for Windows allows you to collaboratively work with others and analyze data easily with new Excel capabilities including co-authoring, Dynamic Arrays, XLOOKUP, and LET functions. Note: Some features listed below are not included in Excel LTSC 2021 for commercial customers. Each of those features is noted if it does not apply to Excel ...

Change your profile picture in Microsoft Teams. Desktop iOS Android. Select your profile picture at the top right of Teams. When your account manager opens, select your profile picture again. Select Upload to choose a new profile picture, or Remove to take away your picture completely. Select Save to apply changes. Note: It may take time for ...

Microsoft 365 Familyサブスクライバーは、 サブスクリプション特典 を最大 5 人の他のユーザーと共有できます。. 招待を送信 したり、 Microsoft ファミリにユーザーを追加 して特典を共有したりできます。. 招待を承諾すると、Microsoft 365 アプリをデバイスに ...

Herunterladen und Installieren des neuen Microsoft Edge. Stellen Sie sicher, dass Sie über Administratorrechte auf Ihrem Gerät verfügen, und gehen Sie folgendermaßen vor: Wechseln Sie zur Microsoft Edge-Webseite, um Microsoft Edge auf Ihrem Windows-, macOS-, iOS- oder Android-Gerät herunterzuladen und zu installieren.

A list of Excel training, from entry level to advanced skills, plus templates and other resources.

Press the Start button , and then enter Xbox into the search bar. Choose the Xbox app from the results to open the app. Select your gamerpic, and then select Settings. Select Redeem under Redeem a code. Enter the 25-character code, select Next, and then follow the prompts. Note You can’t redeem a code on the Xbox app for mobile at this time.

This might also occur if the device has been moved and the lighting conditions are dramatically different in the new location. To improve recognition, select Start > Settings > Accounts > Sign-in options > Facial recognition (Windows Hello) , and then select Improve recognition. If you are having a problem with Windows Hello facial recognition ...