Windows 11重新安裝的類型 下列圖表提供各種選項的相關資訊，您可以針對每種類型的重新安裝選擇，包括應用程式、檔案、個人資料，以及重新安裝所需的磁碟空間量。 使用此圖表可協助您決定要用來重新安裝Windows 11的選項。

Windows のライセンス認証に問題がありますか? まず、ヘルプの取得アプリでアクティブ化のトラブルシューティング ツールを試します。 ヘルプを入手すると、ほとんどのアクティブ化の問題を解決するための正しい手順を案内できます。

Learn how to use PivotTable in Excel to calculate, summarize, and analyze data, revealing hidden patterns and trends.

Go to Settings and more > Settings > Profiles > Passwords . Next to the password you want to change, select More actions , and then select Edit. When prompted, authenticate yourself to the operating system to get access to the password information. After you successfully authenticate yourself, in the Edit password dialog, update your password, and then select Done.

To open Internet Explorer, select the Start button, type Internet Explorer, and then select the top search result. To be sure you have the latest version of Internet Explorer 11, select the Start button, select Settings > Update & security > Windows Update, and then select Check for updates. Internet Explorer 11 support ended on June 15, 2022.

可以查看和清除存储在单个设备上、所有同步设备和云中的 Microsoft Edge 浏览历史记录。 你可以随时选择清除浏览历史记录。 了解如何在 Microsoft Edge 中查看和删除浏览历史记录以及其他历史记录。

检查病毒和恶意软件. 运行 Windows 更新 ，并安装 Windows 7 SP1 或 Windows Server 2008 R2 SP1. 或者. 从 Microsoft 下载中心 安装 Windows 7 SP1 或 Windows Server 2008 R2 SP1. 有关执行这些步骤的更多信息，请参阅此知识库文章的“更多信息”部分中所列出的详细步骤。.

Use PC Game Pass or the Xbox app for Windows to check out the latest catalog of games and learn more about Xbox Game Pass. Each month, Xbox will update the Xbox Game Pass catalog and share information about new games coming via the Xbox Game Pass social media channels. Games will be added and removed from the catalog over time.

If you find that an app is using a lot of battery when running in the background, you can change the setting for apps that allow it. Select the Start button, then select Settings > System > Power & battery > Battery usage. For an app that lets you manage the background activity, select More options (three vertical dots) > Manage background ...

Get to know your way around Windows 11, from where to search to how to stay organized. Watch the video and read tips about new features.