How to back up and restore the registry in Windows
Back up the registry manually. Select Start , type regedit.exe in the search box, and then press Enter.If you are prompted for an administrator password or for confirmation, type the password or provide confirmation.
Surface 恢复映像下载 - Microsoft 支持
注意: 如果你是管理组织中的 Surface for Business 设备的 IT 管理员,请参阅恢复工具 (Surface IT 工具包) 了解将受支持的 Surface 设备还原到其出厂状态的另一种方法。
Family & online safety | Xbox Support
Learn about Xbox online safety so you can manage your family's accounts.
App & browser control in Windows Security - Microsoft Support
Reputation-based protection. Reputation-based protection leverages what Microsoft knows about various sites, services, and publishers, as well as threats we've seen in action to help protect you from malicious or potentially unwanted apps, files, or websites.
Error codes in Device Manager in Windows - Microsoft Support
Cause. The device has no drivers installed on your computer, or the drivers are configured incorrectly. Recommended Resolution. Update the Driver. In the device's Properties dialog box, click the Driver tab, and then click Update Driver to start the Hardware Update Wizard.Follow the instructions to update the driver.
Microsoft 365 语言配件包 - Microsoft 支持
了解如何下载、安装和配置 Microsoft 365 语言配件包,以向 Microsoft 365 添加其他显示、帮助和校对工具。
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, Project Online Desktop Client, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin, Office.com
Supporto tecnico Microsoft
Il supporto tecnico Microsoft è disponibile per aiutarti con i prodotti Microsoft. Trova articoli, video e formazione su Microsoft Copilot, Microsoft 365, Windows, Surface e altro ancora.
Use Snipping Tool to capture screenshots - Microsoft Support
To capture a video snip, open Snipping Tool, select the Record button, then select New recording, or press Windows logo key + Shift + R.Select the area of the screen you wish to record, then select Start.When you are done, select Stop.At this point you can save the recording as-is or select Edit in Clipchamp to work with it in the Clipchamp video editor.
Office Help & Training
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更改或重置密码 - Microsoft 支持
重要: Microsoft帐户、Windows 操作系统和其他Microsoft产品包括密码,以帮助保护你的信息。本文提供了一些选项,可用于在忘记密码时重置或恢复密码。 请注意,如果这些选项不起作用, Microsoft支持无法帮助你检索或绕过丢失或忘记的密码。