Describes a Windows Defender update package for Windows Server 2019, Windows Server 2016, and Windows 10.

Describes how to troubleshoot problems that occur when you install, uninstall, or upgrade a program on a Windows-based computer by using Windows Installer.

Learn how to get the latest Windows updates. Find answers to FAQ about updating Windows to keep your PC up to date.

Learn how to fix Outlook.com email sync issues if you can't receive or send messages.

Helping users safely navigate web, app, and game content is one of Microsoft’s top priorities. If you live in a region that requires permission to create an account and access Microsoft services, you may be prompted to request or give parental consent.

您可以在 Windows 10/11 电脑上更改各种捕获设置，以便您的游戏视频、音频和屏幕截图完全如您所愿。

Check for updates in the Phone Link by opening Settings > About > Check for updates.Install any pending updates to make sure your content stays up-to-date. You may also need to check for updates in the Link to Windows app on your Android device.

Find everything you need to manage your Xbox account, profile, and more.

Find out how to get a DVD player app, add-on, or plug-in, or whether you can upgrade your edition of Windows to add DVD playback.

Инструкции по включению и отключению брандмауэра Microsoft Defender. Для выключения переключите этот параметр в положение Выкл.. Отключение брандмауэра Microsoft Defender может сделать ваше устройство (и сеть, если таковая имеется ...