Microsoft Defender是一种新的安全应用，可帮助跨所有设备保护你和你的家人;Windows、Android、Mac 和 iOS。

If your account has been hacked it means that someone stole your password and might be using your account to access your personal information or send junk email.

Learn how teamwork and communication happen in channels. A channel is a single place for a team to share messages, tools, and files in Microsoft Teams.

选择 任务栏 右侧"网络"图标，然后移动"亮度 "滑块以 调整亮度。（如果未显示滑块，请参阅下方的“备注”部分。） 某些电脑可能允许 Windows 根据当前照明条件自动调整屏幕亮度。

Learn how to download files from the web, change your default download location, and find files you've downloaded on your PC using Internet Explorer.

获取有关如何在麦克风中设置和测试麦克风的Windows。

Describes an update for Universal C Runtime (CRT) in Windows 8.1, Windows RT 8.1, Windows Server 2012 R2, Windows 8, Windows RT, Windows Server 2012, Windows 7 SP1, Windows Server 2008 R2 SP1, Windows Vista SP2, or Windows Server 2008 SP2.

Scopri come aggiungere account utente in Windows 10 e Windows 11. Con un account ogni persona ha file distinti, preferiti nel browser e un desktop privato.

Узнайте, как устранять неполадки, когда камера не работает в Windows либо вы видите ошибки 0xA00F4244 или 0x200F4244.

Solucionar problemas con accesorios Bluetooth. Si puedes activar Bluetooth pero tienes problemas para emparejar o usar un accesorio Bluetooth, prueba los siguientes pasos para solucionar problemas comunes de accesorios Bluetooth.