Codecs allow you to play different formats of audio and video files. Media Player supports a wide variety of codecs. Most are included out of the box; some additional codecs can be installed from the Microsoft Store.

Note: The Sfcdetails.txt file contains details from every time that the System File Checker tool has been run on the computer. The file includes information about files that were not repaired by the System File Checker tool. Verify the date and time entries to determine the problem files that were found the last time that you ran the System File Checker tool.

If multiple audio output devices are available, check that you have the appropriate one selected. Here's how: Select the Speakers icon on the taskbar.. Next, select the arrow to the right of the speaker volume slider to open a list of audio devices connected to your computer. The tool tip should display as Select a sound output when hovering over the arrow.

Uninstall from the Start menu. Select Start > All apps and search for the app in the list shown. Press and hold (or right-click) on the app, then select Uninstall.. Uninstall in Settings Select Start > Settings > Apps > Installed apps .. Find the app you want to remove, select More > Uninstall.

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了解如何在移动设备、Windows 设备或 Xbox 主机上兑换 Microsoft/Xbox 礼品卡或其他代码。

Learn about the Xbox One Wireless Controller with illustrated and detailed descriptions of the controller’s front and back features.

通过使用 Microsoft 帐户提供的免费 Microsoft Rewards 计划，能够更轻松地通过已在执行的任务赚取积分，例如在 Microsoft Store 中购买游戏和其他符合条件的物品、在 Xbox 上玩游戏，或在必应上搜索。

A Windows product key is a 25-character code used to activate Windows. It looks like this: PRODUCT KEY: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX. Locate your product key for Windows 10 or Windows 11

The Start menu is a central hub that provides quick access to your apps, settings, and files. The Start menu is divided into several sections, including Pinned, All, and Recommended apps, allowing you to easily find and launch your most-used applications and recent files. It's designed to be intuitive and customizable, helping you to efficiently navigate your system and personalize your ...