Set time, date, and time zone settings in Windows | Microsoft Support
Windows 11 Windows 10 Summary Time, date, time zone, and daylight-saving time settings can be configured in the Settings app in Windows. To set these settings in Windows, select the desired task from the following list: Set the date and time Select Start > Settings > Time & language > Date & time.
Download Microsoft Authenticator | Microsoft Support
The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.
XBOX 上的光盘到数字许可 | Xbox Support
XBOX 上的光盘到数字许可是一种新方式,可让您无论在何处玩游戏时都能更轻松地访问许多基于光盘的游戏。 使用符合条件的 XBOX One 或 XBOX Series X 游戏光盘时,Microsoft 可能会授予与该光盘关联的数字许可证。 这使您可以访问受支持的游戏数字版本,而无需在玩游戏时插入光盘。
XBOX 上的年龄保证 | Xbox Support
了解年龄保证在 XBOX 上的工作原理、如果未验证你的年龄会发生什么情况,以及在何处验证你的 Microsoft 帐户年龄。
Sign in to Microsoft 365
Learn how to sign in to Office or Microsoft 365 from a desktop application or your web browser.
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, Project Online Desktop Client, Publisher for Microsoft 365, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, OneNote for Microsoft 365 for Mac, Excel 2024, Word 2024, Outlook 2024, PowerPoint 2024, Access 2024, OneNote 2024, Project Professional 2024, Project Standard 2024, Visio Professional 2024, Visio Standard 2024, Office 2024, Excel 2024 for Mac, Word 2024 for Mac, Outlook 2024 for Mac, PowerPoint 2024 for Mac, OneNote 2024 for Mac, Office 2024 for Mac, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, PowerPoint 2021 for Mac, OneNote 2021 for Mac, Office 2021 for Mac, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, OneNote for Mac, Microsoft 365 for home, Office 365 Small Business, Microsoft 365 admin, Project Online, Microsoft 365 for Mac, Project for Office 365
更新 Windows 中的蓝牙驱动程序 | Microsoft Support
更新 Windows 中的蓝牙驱动程序 更新蓝牙驱动程序有助于解决连接、配对或检测问题。 使用以下步骤更新驱动程序。 使用 设备管理器 更新蓝牙驱动程序 选择“ 开始”,键入 “设备管理器”, 然后从结果中选择它。 展开 “蓝牙 ”以查看蓝牙设备和适配器的列表。 右键单击蓝牙适配器,然后选择 ...
重置忘记的 Microsoft 帐户密码 | Microsoft Support
另请参阅 如果这些步骤不起作用,或者你遇到其他帐户登录问题,请使用我们的 登录帮助程序工具。 Microsoft 帐户安全信息和验证代码 如何帮助保护 Microsoft 帐户的安全 更改或重置 Windows 密码 访问去世用户的帐户 需要更多帮助吗? 无法登录? 如果无法登录到Microsoft帐户,大多数问题都可以通过 ...
Applies To: Microsoft account dashboard
Download and install or reinstall Office 2021, Office 2019, or Office ...
Learn how to install Office 2021, 2019, or 2016 on your PC or Mac.
Applies To: Office 2021, Office 2021 for Mac, Office 2019, Office 2016, Office 2016 for Mac
更新 Windows 中的音频驱动程序 | Microsoft Support
如果音频驱动程序更新可用,请安装它们。 重启电脑以应用更新。 音频驱动程序更新通常作为可选或建议的更新包含在内,并随 Windows 更新一起自动安装。 使用 设备管理器 更新音频驱动程序 如果Windows 更新未安装较新的音频驱动程序,可以手动检查。 选择“ 开始”,键入 “设备管理器 ”,然后 ...
Redeem a gift card or code to your Microsoft account
Learn how to redeem a gift card, code, or Office product key and spend your balance at Microsoft Store online, on Windows, or Xbox.
Applies To: Microsoft account dashboard