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Give your PC a Fresh Start - Microsoft Support
Give your PC a Fresh Start. Resetting your PC lets you perform a clean reinstallation and update of Windows while keeping your personal data and most Windows settings intact. In some cases, a clean installation may improve your device's performance, security, browsing experience, and battery life.
Device protection in Windows Security - Microsoft Support
Windows Security provides built-in security options to help protect your device from malicious software attacks. To access the features described below, tap the Windows Start button, type windows security, select it from the results, and then select Device security.
Microsoft - Microsoft
通过 Microsoft 帐户,只需一次登录即可访问 Microsoft 产品和服务。. 可以使用你拥有的电子邮件地址作为 Microsoft 帐户,或者在注册时选择“获取新电子邮件地址”或“改用电子邮件”来创建新地址。. Microsoft 电子邮件地址不会重复使用,因此,即使帐户很久以前 ...
Windows Update Troubleshooter - Microsoft Support
If you get an error code while downloading and installing Windows updates, the Update Troubleshooter can help resolve the problem. Select Start > Settings > System > Troubleshoot > Other troubleshooters. Next, under Most frequent, select Windows Update > Run.
Xbox 退 | Xbox Support
若要申请退款,需要登录用于购买的 Microsoft 帐户,并提供所购买内容的名称、订单编号以及需要退款的原因。. 可以联系 aka.ms/contactxboxsupport 以获取退款申请和其他支持。. 有关 Xbox 实物产品(如光盘游戏和控制器)和其他 Microsoft 产品的详细信息,请参阅 ...
退 Microsoft 退 - Microsoft
退还从 Microsoft 购买的物品以进行换货或退款. 如果你从 Microsoft 购买了产品,则可以请求退款、换货或退货。. 数字商品(如应用、游戏、附加内容、订阅、电影、电视节目和书籍)不可退货,除非适用于产品/服务本身的法律声明你符合退款条件。. 有关退货和 ...
Applies To: Microsoft account dashboard
Office - Microsoft
选择下面的 Microsoft 365 版本,了解如何激活 Microsoft 365。. 激活 Microsoft 365 或非订阅版本的 Office. 激活预安装在新 Windows 设备上的 Office. 激活新 Windows 设备上包含的 Office 购买或产品/服务. 从 Microsoft 工作区折扣计划激活 Office. 激活一个全新的 Office 产品密钥. 解决 ...
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Publisher 2016, Office 2016, Microsoft 365 for home, Office for business, Office.com, Project for Office 365
Windows - Microsoft
Windows Hello 可使你通过你的面部、虹膜、指纹或 PIN 登录到你的设备、应用、在线服务和网络。. 即使你的 Windows 设备可以使用 Windows Hello 生物识别,也不必这么做。. 如果这是适合你的选择,你尽可放心:用于标识你的面部、虹膜或指纹的信息永远不会在你设备 ...
Microsoft - Microsoft
请联系支持人员. 有关技术支持,请转到 联系Microsoft 支持 ,输入问题并选择“ 获取帮助 ”。. 如果仍然需要帮助,请选择“ 联系支持人员 ”以转至最佳支持选项。. 了解如何保护 Microsoft 帐户的安全,包括创建强密码、识别安全电子邮件以及查看帐户活动。.
Applies To: Microsoft account dashboard
Windows
查找有关 Windows 操作系统的帮助和操作方法文章。. 获取对 Windows 的支持,并了解安装、更新、隐私、安全等方面的信息。.