It verifies that your copy of Windows is genuine and that critical Windows licensing files haven't been damaged, deleted, or removed. It takes only a few moments and lets Microsoft create a match between your PC's hardware profile and your 25-character product key or digital entitlement.

简介 . Microsoft Windows Installer 是 Windows 操作系统的一个组件。 Windows Installer 为安装和卸载软件提供标准基础。 软件制造商可以创建他们的产品安装程序来使用 Windows Installer，以便快捷轻松地进行软件安装、维护和卸载。

Summary. On November 30, 2022, an out-of-band update was released to improve the Windows 10, version 2004, 20H2, 21H1, 21H2, and 22H2 out-of-box experience (OOBE).

在“设置”中，点击“关于”>“型号和硬件”，然后查找你的“序列号”。 这是查找序列号的最快方法。 但是，如果 Surface Duo 无法打开，则弹出后也可以在 SIM 卡托盘上找到序列号。

转到“付款和账单”，并选择“支付选项”。可以在此处添加或编辑付款方式。 在“付款方式”下面，可以“添加新的付款方式”、“查看或编辑信用卡”，或“删除信用卡”。 输入更新的信息，然后选择“保存”。

For Insiders The Xbox Insider Program was built for you! On PC, Xbox console, or mobile, you can get early access to new games and features, join playtests with our developer partners, and provide valuable feedback to help shape the Xbox experience.

如果你收到有关 Microsoft 帐户上异常活动的电子邮件，或者你担心其他人可能使用了你的帐户，请转到“最近活动”页。 你将看到你的 Microsoft 帐户在过去 30 天内的登录时间，以及任何特定于设备或应用的信息。

Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.

Create stunning social posts and graphics with Microsoft Designer Let your creativity shine with our new AI-powered graphic design app. Simply type in your ideas to get one-of-a-kind designs and helpful suggestions to meet your needs.

联系 Microsoft 支持人员。查找常见问题的解决方案，或从支持专员那里获取帮助。