Important: If your device is out of support, it is no longer receiving security updates from Microsoft and may become more vulnerable to security risks and viruses.Therefore, we strongly recommend that you update to the latest version of Windows. Each version of Windows is supported for 18 months.

Turn off third-party security software. Third-party firewalls or antivirus software might prevent you from syncing your email and calendar events.

我们建议仅当迁至新的国家或地区长期居住时才更改所在地。 这一点很重要，因为在一个区域中获取的项可能无法在另一个区域中工作。. 其中包括： Xbox Live Gold 和 Xbox Game Pass

Know your limits Many email service providers set limits for the number of names that can be included in the To, Cc, and Bcc boxes in a message. For example, your email service provider may limit each message to a maximum of 100 email addresses. If these addresses are distributed among the To, Cc, and Bcc boxes, remember that the names in the Bcc box will count toward your total limit.

如果上述步骤都不能修复你的蓝牙问题，请使用 Windows 反馈中心报告错误。 这可帮助 Microsoft 确定此问题的根本原因。

To activate Windows 10 using an internet connection: As Windows 10 will automatically activate if you are connected to the internet, you can confirm your activation status by selecting Start > Settings > Update & Security > Activation and looking under Windows.. If online activation fails, first try the activation troubleshooting in Activate Windows 10.

In quick settings: To find the quick setting for Bluetooth, select the Network, Sound, or Battery icons ( ) next to the time and date on the right side of your taskbar.Select Bluetooth to turn it on. If it's turned on without any Bluetooth devices connected, it might appear as Not connected . If you don't see Bluetooth in quick settings, you might need to add it.

Enable this setting to give participants more discretion over how they want to be presented in a meeting. Allow attendance report. Attendance reports contain meeting attendance details, including how long attendees stayed, and how long your meeting lasted, and more.. Turn on the Allow attendance reporttoggle to generate, view, and download attendance reports.

Here’s how to reinstall Microsoft Edge whether you’re a Windows or Mac user: Open any working browser. (Note: If you’re a Windows user and your Microsoft Edge is not currently functioning, to open Internet Explorer, type IE in the search box on the taskbar and then select Internet Explorer from the results.Or press the Windows logo key on your keyboard and then type IE in the search bar.)

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