Change default programs in Windows - Microsoft Support
To change the default app, you can do either of the following: Set a default for a file type or link type In the search bar, enter the file type or link type you want, then select it from the list of results.
将 Windows 家庭版升级到 Windows 专业版 - Microsoft 支持
了解如何从 Windows 10 家庭版升级到 Windows 10 专业版或从 Windows 11 家庭版升级到 Windows 11 专业版,包括如何使用有效产品密钥或 Microsoft Store。
Restore deleted files or folders in OneDrive - Microsoft Support
If you accidentally delete a file or folder in OneDrive, you may be able to recover it later from the OneDrive recycle bin.. For info about restoring a SharePoint file or folder, see how to restore items from the SharePoint recycle bin.For info about restoring SharePoint files stored in OneDrive, see Restore a previous version of a file in OneDrive.
Applies To: OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, OneDrive (work or school), OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows
お問い合わせ - Microsoft サポート
Microsoft サポートにお問い合わせください。一般的な問題の解決策を見つけるか、サポート エージェントからサポートを ...
Descargar Microsoft Authenticator - Soporte técnico de Microsoft
Importante: Microsoft ya no admite versiones de Authenticator con más de un año de antigüedad.Mantén siempre el dispositivo actualizado.
Recover and restore deleted items in Outlook - Microsoft Support
If you don't see the deleted messages you want to recover, they have probably been permanently removed from the Deleted Items folder or Junk Email folder. We don't recommend that you use either of these folders to store your messages. If you want to store your messages in folders other than your Inbox, see Working with message folders.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook on the web, Office 365 operated by 21Vianet, Outlook.com, New Outlook for Windows
Can I upgrade to Windows 11? - Microsoft Support
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Help with the Microsoft account recovery form
If you don’t have another email account that you can access, you can create a temporary outlook.com account for free by selecting Create one at the Microsoft account sign in page. Note: The working email account you provide will only be used to contact you about your account recovery form and won’t be used for any other purpose.
Ändern von Desktophintergrund und -farben - Microsoft-Support
Unter Farben können Sie Windows eine Akzentfarbe aus dem Hintergrund ziehen oder ein eigenes Farbabenteuer auswählen. Nachdem Sie eine Akzentfarbe ausgewählt haben, scrollen Sie nach unten, um anzugeben, wo die Farbe angezeigt werden soll. Oder scrollen Sie nach oben zu Modus auswählen, und Sie können sehen, ob Ihre Akzentfarbe im dunklen oder hellen Modus besser aussieht.
What is: Multifactor Authentication - Microsoft Support
How does multifactor authentication work? Let's say you're going to sign into your Microsoft account or work or school account, and you enter your username and password.If that's all you need then anybody who knows your username and password can sign in as you from anywhere in the world!