I don't know how to install it. It is missing from services and I think the virus wiped out all protections. I also can not use Windows Update as that is in error as well.
I have tried everything I could find online to resolve this issue. Was this reply helpful? Yes No. Sorry this didn't help. Thanks for your feedback. Type 2 and click OK. Back out of. This thread is locked. You can follow the question or vote as helpful, but you cannot reply to this thread. I have the same question Report abuse. Details required :. Or, to run a full scan, select Scan options , and then select an option, such as Full scan.
The currently installed version is displayed along with some information about when it was downloaded. You can check your current against the latest version available for manual download, or review the change log for that version. If you switch Real-time protection off, it will automatically turn back on after a short delay. This is to ensure you are protected from malware and threats.
If you install another antivirus product, Microsoft Defender Antivirus automatically disables itself and is indicated as such in the Windows Security app. A setting will appear that will allow you to enable limited periodic scanning. Under Ransomware protection , select Manage ransomware protection. To change Controlled folder access settings, see Protect important folders with Controlled folder access.
To set up ransomware recovery options, select Set up under Ransomware data recovery and follow the instructions for linking or setting up your OneDrive account so you can easily recover from a ransomware attack.
Skip to main content. This browser is no longer supported. Download Microsoft Edge More info. Contents Exit focus mode. From the box to startup to browsing, Windows helps you stay secure Next-generation antivirus and malware defense. Secure sign-in with Windows Hello Forget your passwords. Edge online privacy Tracking prevention helps you manage how websites track you and gives you control over your privacy settings. Set it and forget it Windows PCs can automatically backup precious files to the cloud in OneDrive—allowing for selected files to be made recoverable in the event of a cyberattack.
Empower and protect Stay connected with your loved ones, develop stronger safety habits, and create a safer online space with the Microsoft Family Safety app. Learn more. Say goodbye to passwords with Windows Hello Windows Hello allows for more secure and personal sign-ins with biometrics, like your face or fingerprint. Facial recognition Face scans are faster and more convenient. Fingerprint Fingerprint ID data is encrypted. Microsoft Edge helps keep your data yours Tracking Prevention gives you more control over how websites track your data.
Your digital life—secured OneDrive keeps your files backed up and protected with ransomware detection and file recovery options. Microsoft Family Safety The Family Safety app helps you to stay connected with your loved ones, develop stronger safety habits, and create a safer online space.
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