Extension. Format. aac, adt, adts. Windows audio file. accdb. Microsoft Access database file. accde. Microsoft Access execute-only file. accdr. Microsoft Access ...

如果在 Xbox 或 Windows 上启动游戏时看到错误0x803F8003，请了解如何解决该问题。

Microsoft account help and support. Get help with signing in, locked or compromised accounts, linked accounts, closing, reopening, and updating your security info and account profile.

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To help protect your privacy, the new Microsoft Edge sets tracking prevention to balanced by default. For increased protection, you can switch your tracking prevention to strict or block all third-party cookies.

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如果你使用 InPrivate 标签页或窗口，则当你完成操作后，浏览数据不会保存在你的电脑上。

Summary. Microsoft is aware of new variants of the class of attack known as speculative execution side-channel vulnerabilities. The variants are named L1 Terminal Fault (L1TF) and Microarchitectural Data Sampling (MDS).An attacker who can successfully exploit L1TF or MDS may be able to read privileged data across trust boundaries.

Dictation lets you use speech-to-text to author content in Microsoft 365 with a microphone and reliable internet connection. It's a quick and easy way to get your thoughts out, create drafts or outlines, and capture notes.

To learn more about changing mic settings in Microsoft Teams (free), see Manage your device settings in Microsoft Teams (free). Check your microphone. Some devices have a physical mute option on the device itself, so check that your headphone boom is not in the mute position (usually upright or away from your mouth), or that your external mic's physical mute button is not turned on.