可以更改整个演示文稿的默认字体，而不是逐个更改幻灯片中的字体。. 字体配对 (标题字体、正文字体) 是 PowerPoint 中的重要设计决策。. 单击“ 查看 > 幻灯片母版 ”。. 在“ 幻灯片母版 ”选项卡上，单击“ 字体 ”下拉菜单。. 选择要用于演示文稿中所有幻灯 ...

激活有助于验证你的 Windows 副本是否为正版，且未在超过 Microsoft 软件许可条款所允许数量的设备上使用。. 当你收到一条消息，显示“无法激活 Windows”时，可能有多种原因。. 选择以下任何主题可查看导致激活问题的一些典型原因，以及解决问题的可能方法。.

To upgrade from Windows 11 Home to Windows 11 Pro manually, first check which edition you’re running and your activation state: Select Start > Settings > System > Activation. At the top of the Activation page, you see your edition: either Home or Pro. You‘ll also see if you’re activated under Activation state . Open Activation settings ...

This update installs the PC Health Check application onto Windows 10,version 20H2 and later devices. However, we will not install PC Health Check on Windows 11 devices. PC Health Check includes diagnostics to monitor device health and troubleshooting to improve performance, all from the convenience of a single dashboard. Key features include:

放弃它意味着无法还原所做的更改，但会减小文件大小。. 降低图像的默认分辨率也会减少整体文件大小。. 单击“ 文件 ”>“ 选项 ”>“ 高级 ”。. 在 “图像大小和质量” 下，执行以下操作：. 选择 “放弃编辑数据 ”。. 此选项将删除用于在编辑后将图像还原 ...

Adding an input language lets you set a language-preference order for websites and apps. It also lets you change your keyboard language. Select Start > Settings > Time & language > Language & region. Under Preferred languages, select the language that contains the keyboard you want, and then select Options. Select Add a keyboard and choose the ...

Keeping Bing as your default search engine provides an enhanced search experience in the new Microsoft Edge , including direct links to Windows apps, relevant suggestions from your organization if you’re signed in with a work or school account, and instant answers to questions about Windows.However, you can change the default search engine to any site that uses OpenSearch technology.

Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.

Upgrade to Windows 11: FAQ. An upgrade differs from an update in that it moves your PC from a previous version of Windows—such as Windows 10—to Windows 11. This FAQ is intended to answer questions about upgrading to Windows 11. An update ensures you have the most recent features and security improvements for your current version of Windows.

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