Use the Information Protection viewer to view protected files in Windows, Android, iOS, or Edge.

Learn how to fix error 87E0000F so you can download games and apps on your Xbox console or Windows PC.

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 ...

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You see the following error code and message when you launch a game or an app on your Xbox console: 0x803f8001

Update the Bluetooth driver using Device Manager Select Start, type Device Manager, and then select it from the results. Expand Bluetooth to view the list of Bluetooth devices and adapters. Right-click your Bluetooth adapter, and then select Update driver. Select Search automatically for drivers. Follow the on-screen instructions. Restart your PC after the update completes.

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A file in SharePoint, OneDrive, or Teams is blocked. What do you do? Read this article to learn why this is happening and steps you can take.

使用多个实时安全产品会影响电脑的性能。 在你尝试更新或安装时，还可能会收到错误代码，例如 0x80070643。 Microsoft 安全软件可以保护你不受恶意软件、间谍软件、广告程序及其他不需要的软件的侵害；你不需要安装任何其他实时防病毒或反间谍软件。

You get one of the following error codes when you try to turn on your console: E207 or E207 xxxxxxxx xxxxxxxx