提示: 可以使用任何电话号码来请求安全代码。. 电话号码不需要与你的帐户关联。. 手机不需要是智能手机，也不需要连接互联网，只需要能够接收短信。. 你可能需要创建新密码。 阅读有关如何创建强密码的提示。. 如果看到“该 Microsoft 帐户不存在”错误消息，请使用 Microsoft 帐户登录帮助程序。

There are a few common scenarios in which Windows running on a PC might be discovered to be non-genuine during validation. Repairs. If your PC has been repaired, you might start to see messages on your desktop that Windows isn't genuine.

Bộ phận hỗ trợ của Microsoft sẵn sàng trợ giúp bạn về các sản phẩm của Microsoft. Tìm bài viết hướng dẫn, video và nội dung đào tạo về Microsoft Copilot, Microsoft 365, Windows, Surface, v.v.

Screen time reporting shows daily and weekly details about when and for how long your family member used their devices. Gain insight into the amount of time your family member spends on a particular social media app, game or web browser and decide whether you would like to enable screen time limits for any connected devices. To view screen time for a family member, tap Today, then Screen time ...

选择要打印每页的页数： 在一张纸上打印多页是一种有用的技术，可节省纸张、降低打印成本并创建文档的紧凑版本。 可在单张纸上打印的页数取决于打印机的功能和所选打印选项 (示例：每张) 1、2、4、6、9 或 16 页。

Get the most out of your subscription with expert advice and support from small business advisors. Business Assist for Microsoft 365 is designed for small businesses to give you and your employees around-the-clock access to small business advisors as you grow your business, from onboarding to everyday use.

Si votre PC fonctionne actuellement sous Windows 10, l’application Contrôle d'intégrité du PC vous permet d’effectuer une vérification complète de l’éligibilité de votre appareil afin de vous assurer qu’il répond à la configuration minimale requise pour Windows 11. Vous obtenez des informations sur la raison pour laquelle votre appareil est éligible ou non, ainsi que des ...

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Test your camera with the Camera app. Select Start , then choose Camera from your apps. If you're asked to allow access to the Camera, select Yes.If the camera works in the Camera app, the problem might be with the app you're trying to use.

Find Microsoft Excel help and learning resources. Explore how-to articles, guides, training videos, and tips to efficiently use Excel.