Windows Media Player is available for Windows-based devices. Use this table to find the right version of the Player for your system. (If you've got a Mac, you can download Windows Media Components for QuickTime to play Windows Media files.)

The steps to access the repair tool vary depending on your operating system. Right-click the Start button (lower-left corner) and select Apps and Features on the pop-up menu.

Si vous souhaitez réinstaller le Lecteur Windows Media, essayez ce qui suit : Cliquez sur le bouton Démarrer , tapez fonctionnalités, puis sélectionnez Activer ou désactiver des fonctionnalités Windows.

If you trust a file, file type, folder, or a process that Windows Security has detected as malicious, you can stop Windows Security from alerting you or blocking the program by adding the file to the exclusions list.

Tips: If you don't see the OneDrive icon, OneDrive might not be running. On a PC, go to Start, type OneDrive in the search box, and then click OneDrive in the search results. You might need to click the Show hidden icons arrow next to the notification area to see the OneDrive icons. On a Mac, use Spotlight to search for OneDrive and open it.

This article applies to Office Home & Business, Office Professional, and individually purchased Office apps. To switch an Office install to or from Microsoft 365, see Switch your Office license.. Change the product key for your version

尚未运行 Windows 11？ 请参阅激活 Windows或激活 Windows 7 或 Windows 8.1。. 尝试“激活疑难解答” 如果运行的是 Windows 11，并且最近更换了重要的硬件（如更换主板）或重新安装了 Windows，则“激活疑难解答”有可能帮助重新激活 Windows。

To change the width to a specific measurement, select a cell in the column that you want to resize. On the Layout tab, in the Cell Size group, click in the Table Column Width box, and then specify the options you want.

Notes: The formatting options that appear in the Formatting tab depend on the data you have selected. If your selection contains only text, then the available options are Text, Duplicate, Unique, Equal To, and Clear.When the selection contains only numbers, or both text and numbers, then the options are Data Bars, Colors, Icon Sets, Greater, Top 10%, and Clear.

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