Applies to: Windows Server 2019 This security update includes fixes and quality improvements that are part of the following update: December 9, 2025—KB5071544 (OS Build 17763.8146) December 18, 2025—KB5074975 (OS Build 17763.8148) Out-of-band The following is a summary of the issues that this update addresses when you install this update. The bold text within the brackets indicates the ...

A popular tactic of criminals is the "fake order" scam. The way it works is that you get a message, usually in email or text, that appears to be a routine confirmation for an order. Of course, you never ordered whatever product or service it's confirming. The message looks common enough, and it says that money will be charged to your credit card or withdrawn from your bank account for the ...

Xbox Support ... Xbox Support

Starting in April 2026, social clubs on Xbox will no longer be available. Learn about alternatives for connecting, sharing content, and coordinating with other players.

What is Secure Boot? Secure Boot is a security feature in Unified Extensible Firmware Interface (UEFI) based firmware that helps ensure that only trusted software runs during a device's boot (start) sequence. It works by verifying the digital signature of pre-boot software against a set of trusted digital certificates (also known as certificate authority or CA) stored in the device's firmware ...

Microsoft 365 高级版是面向 1 到 6 人的订阅，其中包括所有个人 AI 功能提供的最高使用限制。 每人最多 6 TB 的云存储空间 (1 TB) 、强大的生产力和创造力应用、数据和设备的高级安全性，以及持续的客户支持。

Learn how Fortnite Crew is included with Xbox Game Pass Ultimate and what it means for existing subscribers.

无论你是 Xbox Game Pass 新用户还是对订阅有疑问，此常见问题解答都将你涵盖在内。 我们收集了玩家提出的最常见问题 - 从如何管理计费和云游戏差异，到排查问题并与家庭共享权益。 你将找到清晰的答案、有用的链接和提示，以便更快地回到游戏。

You can keep your partners, team, and colleagues in the loop as well as engage them with important or interesting stories by using the News feature on your team site. You can quickly create eye-catching posts like announcements, people news, status updates, and more that can include graphics and rich formatting. In addition to the web experience described below, you can also create and view ...

Press the Xbox button on your controller to open the guide, and then go to Profile & system > Settings > Account > Subscriptions. Select the subscription that you want to manage.