如果无法登录到Microsoft帐户，大多数问题都可以通过登录帮助程序工具进行识别。 该工具将要求你输入尝试登录时使用的电子邮件地址或移动电话号码，并检查你提供的详细信息。

In the following countries, you have the right to cancel a subscription that has recurring billing with immediate effect and receive a prorated refund as described in the Microsoft Consumer Subscription Prorated Refund Policy:

Why am I not seeing all my data on the privacy dashboard? To learn more about why you might not be seeing all of your data, see View your data on the privacy dashboard.. Legacy version of Microsoft Edge

When you start a focus session, a focus timer will appear on screen. To use additional focus tools in the Clock app, expand the focus timer to get the full view of the Clock app.

Controller serial numbers are 14 characters long and don’t include dashes. Your controller serial number may not be recognized if you’ve never connected your controller, or if you connected for the first time within the last 48 hours.; If you have the Xbox Elite Wireless Controller Series 2, the 14-character serial number is in the lower center on the back of the controller.

Windows 10 updates provide the latest features and security improvements to help keep your PC more current and more secure. Before the installation process starts, Windows checks to make sure there’s enough storage space on your device for the installation process and for these new features and security improvements.

Review the warranty terms, check your warranty status, and learn about the protection plans for your Microsoft device or accessory.

Updated Files On-Demand settings on Windows.We are updating the OneDrive sync app advanced settings for Files On-Demand for users who have the feature enabled.

After you export your contacts, use Excel to open the CSV file and check that there's data. When you close the file, Excel will prompt you a few times with "are you sure you want to save it in CSV format?"

如果转到“设置”>“系统”>“显示”>“高级显示”，但显示器未显示为通过认证（而是在“hdr 认证”旁边显示“找不到”），则可能是因为显示器未通过 hdr 认证，或者显示器制造商可能尚未发布有关显示器的 hdr 认证信息。要了解显示器是否已通过 hdr 认证，请访问设备制造商的网站。