Microsoft Defender is a security app that helps people and families stay safer online with malware protection, web protection, real-time security notifications, and security tips.Microsoft Defender is included in a Microsoft 365 Family or Personal subscription and works on your phone (Android or iOS), PC, and Mac.

What is a Microsoft account used for? You need a Microsoft account to sign in to your Windows pc, Xbox console, or any of Microsoft’s products and services, including Office, Outlook.com, OneDrive, Xbox Live, Microsoft 365, Family Safety, Skype, Bing, Microsoft Store and MSN.

了解如何通过将受信任的文件、文件类型或进程添加到排除项列表，使 Windows 安全中心停止发出有关它们的警报或阻止它们。

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

Contatta il Supporto tecnico Microsoft. Trova soluzioni a problemi comuni, oppure ottieni assistenza da un operatore del supporto.

Устранение неполадок с аксессуарами Bluetooth. Если вы можете включить Bluetooth, но у вас возникают проблемы со связыванием или использованием аксессуара Bluetooth, см. следующие действия, которые помогут вам устранить ...

Windows Hello is a more personal and secure way to sign in to your Windows device. Instead of using a password, with Windows Hello you can sign in using facial recognition, fingerprint, or a PIN.

Notlar: Hotmail veya Outlook.com parolanız Microsoft Hesabı parolanızla aynıdır. Oturum açabiliyorsanız ancak Outlook.com ile ilgili sorun yaşıyorsanız hizmet durumunu kontrol edin. Durum yeşil değilse, hizmetin normal çalışır duruma gelmesini bekleyin ve yeniden deneyin.

To find downloads on your PC: Select File Explorer from the taskbar, or press the Windows logo key + E.

如何在 Excel 中将两个或多个单元格中的文本或数据合并为一个单元格。