详细了解有关 Windows 10 版本 21H2 的更新，包括改进和修复、任何已知问题以及如何获取更新。 Windows 10 版本 20H2 和 Windows Server 版本 20H2 更新历史记录 终止服务声明 2023 年 5 月 9 日 - KB5026361（OS 内部版本 19042.2965、19044.

Contact Microsoft Office Support for assistance with Microsoft 365, Office, Windows, Xbox, Surface products and more.

Lithium-ion batteries are the most common type of battery used in today’s mobile devices—including laptops and tablets. These batteries charge quickly, discharge at a steady rate, and they have high-energy density that allows for small cell sizes in batteries.

将 PDF 内容插入到演示文稿中，作为在幻灯片上显示的图片，或者作为幻灯片放映期间可以打开的文档。 当屏幕显示白色“磨砂”外观且指针变为十字型时 ，拖动指针，在需要剪辑的内容周围绘制一个方框。(按 Esc 键取消屏幕剪辑过程。

Se não for possível entrar na conta de email do Outlook.com, Hotmail, Live ou MSN, ou se não souber como entrar ou sair, confira algumas soluções.

链接 Microsoft 个人帐户 无法链接、合并或合并 Microsoft 个人帐户，并且无法将游戏进度或玩家代号、帐户购买和余额等内容从一个帐户转移到另一个帐户，但帐户可以并排使用。 将帐户添加到 Outlook。

Other features. Double Pinyin can assign longer vowel groups to consonant keys as shortcuts and zh, ch, sh to vowel keys as shortcuts. In this way, when the input method expects a vowel, you can use these shortcuts to speed up typing. Find Double Pinyin settings in IME settings > General.

You can add an input language in Settings. Adding an input language lets you set a language-preference order for websites and apps. It also lets you change your keyboard language.

Learn how to download, install, and configure additional language packs for various versions of Windows.

If your PC has a built-in camera or a connected webcam, you can use the Camera app to take photos and videos. To find the Camera app, select Start > Camera.. Select any heading below.