Device protection in Windows Security - Microsoft Support
Windows Security provides built-in security options to help protect your device from malicious software attacks. To access the features described below, tap the Windows Start button, type windows security, select it from the results, and then select Device security. Notes: What you actually see on the Device security page may vary depending ...
Windows 11 and Secure Boot - Microsoft Support
From the next screen, select Troubleshoot > Advanced options > UEFI Firmware Settings > Restart to make changes. To change these settings, you will need to switch the PC boot mode from one enabled as “Legacy” BIOS (also known as “CSM” Mode) to UEFI/BIOS (Unified Extensible Firmware Interface). In some cases, there are options to enable ...
如何安装最新版本的 DirectX - Microsoft 支持
DirectX 9.0c 通过安装 DirectX 9.0c 最终用户运行时适用于 Windows XP 和 Windows Server 2003。. 某些应用程序和游戏需要 DirectX 9。 但是，你的计算机包含更新版本的 DirectX。 如果安装并运行需要 DirectX 9 的应用程序或游戏，你可能会收到错误消息“无法启动此程序，因为计算机中丢失 d3dx9_35.dll。
Voice access frequently asked questions (FAQs)
Category. Voice access. Voice typing. How to start the feature. Voice access can be started from Settings>Accessibility>Speech. You can also search for it from the Start menu.. Voice typing can be started by pressing the Windows logo key +H on a hardware keyboard. You can also press the Microphone key next to the Spacebar on a touch keyboard.. Criteria for starting
Use voice typing to talk instead of type on your PC
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Device encryption in Windows - Microsoft Support
In the search box on the taskbar, type System Information, right-click System Information in the list of results, then select Run as administrator. Or you can select the Start button, and then under Windows Administrative Tools, select System Information. At the bottom of the System Information window, find Device Encryption Support.
Xbox Support
Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.
PowerPoint でのページの向きの横向きと縦向きを変更する
PowerPoint でのページの向きの横向きと縦向きを変更する. PowerPoint スライドは自動的に 横 (水平方向) に設定 されますが、スライドの向きを 縦 (垂直方向) に変更できます。. Windows macOS Web. [ デザイン] タブを選択します。. 右端にある [ スライドのサイズ] を ...
Applies To:
PowerPoint for Microsoft 365, PowerPoint for Microsoft 365 for Mac, PowerPoint for the web, PowerPoint 2021, PowerPoint 2021 for Mac, PowerPoint 2019, PowerPoint 2019 for Mac, PowerPoint 2016
激活 Windows - Microsoft 支持
使用产品密钥激活 Windows. 产品密钥是由 25 个字符组成的代码，如下所示：. 产品密钥：XXXXX-XXXXX-XXXXX-XXXXX-XXXXX. 在安装期间，系统会提示你输入产品密钥。. 或者，安装后，若要输入产品密钥，请选择“ 开始 ”按钮，然后选择 “设置 > 系统 > 激活 > 更新产品密钥 ...
How to install programs from a disc on Windows 10
If installation doesn't start automatically, browse the disc to find the program setup file, usually called Setup.exe or Install.exe. Open the file to start installation.