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Microsoft generally releases the MSRT on a monthly cadence as part of Windows Update or as a standalone tool. (For exceptions, see Skipped releases.)Use this tool to find and remove specific prevalent threats and reverse the changes that they made (see Covered malware families).For comprehensive malware detection and removal, consider using Windows Defender Offline or Microsoft Safety Scanner.

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Restart your computer. When you see the computer's manufacturer's logo, repeatedly press the F8 key. When you are prompted, use the arrow keys to highlight Safe Mode with Networking, and then press Enter. Tip: Safe Mode starts Windows with only the minimum number of drivers and services necessary for operation.

Step 5: Connect your console to the internet. The next step is to connect your Xbox to the internet. This can be done either through a wired connection or a wireless connection. If you attached a network cable to your Xbox during physical setup, you’ll go directly to the You’re connected screen.

Follow these steps to automatically diagnose and repair Windows security problems by turning on UAC, DEP protection, Windows Firewall, and other Windows security options and features. Select the Download button on this page.

Use an anti-malware app - Installing an anti-malware app and keeping it up to date can help defend your PC against viruses and other malware (malicious software). Microsoft Defender is free anti-malware software included with Windows, and it's kept updated automatically through Windows Update.

Avast Free Antivirus. Protected. McAfee. ReasonLabs. ESET. Avira. AVG. Trend Micro. Total Defense. G DATA. Lenovo. Arcabit. ESTsecurity. CyRadar. NortonLifeLock. Bitdefender. Kaspersky Lab AO. Webroot. Was this information helpful?

Learn how to use antivirus protection in Windows Security to protect your Windows PC against malware, viruses, and other threats.

Tamper Protection in Windows Security helps prevent malicious apps from changing important Microsoft Defender Antivirus settings, including real-time protection and cloud-delivered protection. If Tamper Protection is turned on and you're an administrator on your computer, you can still change these settings in the Windows Security app.