The Microsoft Defender Offline scan will automatically detect and remove or quarantine malware. Learn how to remove malware from your PC. Use Microsoft Defender Antivirus in Windows 10 or Windows 11 to scan your PC for malware, viruses, or other threats.

Each release of the tool helps detect and remove current, prevalent malicious software. This malicious software includes viruses, worms, and Trojan horses. Microsoft uses several metrics to determine the prevalence of a malicious software family and the damage that can be associated with it.

If you're trying to add your Outlook.com account to Outlook or another mail app, you might need the POP, IMAP, or SMTP settings. You can find them below or by viewing them in your Outlook.com settings.

Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.

Add a way to verify sign-in to your Microsoft account. Sign in to the Advanced security options page of your Microsoft Account. Sign in. Select Add a new way to sign in or verify then choose how you would like to receive security codes.

Defragment your Windows 10 PC. Windows 10. Optimizing your drives can help your PC run smoother and boot up faster. To optimize them: Select the search bar on the taskbar and enter defrag. Select Defragment and Optimize Drives. Select the disk drive you want to optimize. Select the Optimize button.

Manually update Surface drivers and firmware. Manual updates are useful if you need to update an offline device, update many devices that are all the same model, or if you’re creating system images for your organization.

Virtualization lets your PC emulate a different operating system, like Android™ or Linux. Enabling virtualization gives you access to a larger library of apps to use and install on your PC. If you upgraded from Windows 10 to Windows 11 on your PC, these steps will help you enable virtualization.

If you are having problems with Outlook, there are a few things we can help with to get you back to sending and receiving your email. Important: Steps may be different between new and classic Outlook for Windows. To determine which version of Outlook you're using, look for File on the ribbon.

是访问 Exchange 电子邮件的方法，通常从笔记本电脑、手机或平板电脑访问。. 访问或阅读电子邮件时，实际上不是在移动设备上下载或存储电子邮件;而是从Exchange Server读取它。. 即使未连接到 Internet，它也可以访问电子邮件。. 是一种从任何设备访问电子邮件的 ...