硬件问题可能由过时或运行不正常的驱动程序所致。 请确保音频驱动程序处于最新状态，并在需要时对其进行更新。 如果这不起作用，请尝试卸载音频驱动程序（它将自动重新安装）。

如何登录Outlook 网页版、访问电子邮件、联系人和日历。 注意: 如果使用 Microsoft 帐户 （例如 Outlook.com 、Hotmail、Live 或 MSN 电子邮件帐户）而不是工作或学校帐户登录，请注销，然后使用正确的帐户重新登录。 不确定使用哪个帐户登录？ 在 Outlook 导航 ...

Step 2: Back up your folders. Windows Backup is an easy, single stop for all of your backup needs. Your free Microsoft account comes with 5 GB of OneDrive cloud storage (and more storage is available if you need it), and backing up your folders syncs the folders you specify to your OneDrive account, making them instantly accessible on all computers that you use with this Microsoft account.

了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。 通过检查管理员上方是否显示电子邮件地址，确认管理员帐户也是你的 Microsoft 帐户。 如果显示了电子邮件地址，则这是 Microsoft 帐户。

此疑难解答将为计算机尚未更新至最新版本 Windows 10 版本 1607 的客户提供协助。 此更新最初只会发布给一小组有针对性的客户。 这些客户会随着时间的推移而扩展。 Windows 用户可以从本文启动助手。

Tips: While signing in, select Yes at the "Stay signed in?" prompt if you want to go straight to your mailbox next time (not recommended for shared computers). Alternatively, check the "Don't show this again" box and select No to be prompted for your password each time.. If you can't sign in, or have forgotten your username or password, use our sign-in troubleshooter.

If you’re having sound or audio problems, the following suggestions might help. The tips are listed in order, so start with the first one, see if that helps, and then continue to the next one if it doesn’t.

如果找不到恢复密钥，该怎么办？ 如果设备由组织管理，请与 IT 部门联系以检索恢复密钥。 如果找不到 BitLocker 恢复密钥，并且无法撤消导致需要它的任何更改，则必须使用 Windows 恢复选项之一重置设备。 重置你的设备将删除所有文件。

Microsoft 365 for business If your business subscription plan includes the desktop version of the Microsoft 365 apps you won't see an option to install it unless someone in your organization assigned a license to you.. Learn how to check this in What Microsoft 365 business product or license do I have? or if you're a Microsoft 365 admin responsible for assigning licenses to people in your ...

Tips: While signing in, select Yes at the "Stay signed in?" prompt if you want to go straight to your mailbox next time (not recommended for shared computers). Alternatively, check the "Don't show this again" box and select No to be prompted for your password each time.. If you can't sign in, or have forgotten your username or password, use our sign-in troubleshooter.