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Windows 11 is a brand new OS. Windows Security may not be opening, as many users have said. The following steps may fix this issue for you: Step 1: In search, type "PowerShell". Step 2 As PowerShell appears, press "Run as Administrator" Click "Yes" on the following prompt. Step 3: Enter the following commands separately in order shown. 1.
If not, follow the next steps to enable it yourself manually. Click Start. Click Settings or press Windows key + i. Click Click Update & Security. Click Windows Defender. Make sure Real-time protection is enabled. Windows Defender should automatically turn on and prompt you update.
Open the Settings -> Go to Accounts -> Select Emails and Accounts, if there is a work or school Email listed there, remove or disconnect it. Select Access Work or School, if there is a work or school Email listed there, remove or disconnect it. Close the Settings App and restart (not shut down) your Computer.
Hi, type powershell into search, then right click on Windows Powershell and run as administrator. Copy/paste the following command into the powershell window and press enter: REG DELETE "HKLM\SOFTWARE\Policies\Microsoft\Windows Defender" /f. Restart your computer and check whether the setting is still present. SW.
In reply to tdehan's post on October 17, 2022. Hi tdehan, Applying the defender-policies-remove.reg and rebooting should fix the issue. Ref: section "Virus and Threat Protection missing?" in the Windows Defender Policies article.
Click your Start Button, type regedit and hit Enter to open the Registry Editor. Click View and make sure 'Address Bar' is turned on. Paste this into the Address Bar at the top and hit Enter. HKLM\SOFTWARE\Policies\Microsoft\Windows Defender. Please provide a screenshot of that Registry Editor page.
Windows Defender should be turned ON by default. Anyway, Can you still check Windows Security? Open ...
you see. Enter the Registry by clicking "Start" and type "regedit". Select "Run as Administrator". In the Registry Editor, navigate through the following branch. Hkey_Local_Machine\Software\Policies\Microsoft\Windows Defender\Policy Manager. In Policy Manager there should only be Default, in W10 Home.
Open Windows Security. Click on Virus & threat protection on the left action bar. Scroll to Virus & threat protection settings and click Manage settings. Click the toggle button under Real-time protection to turn on Windows Defender Antivirus. If the above does not un-snooze Defender.
Replied on October 6, 2022. Hi Antony, Open Malwarebytes, click on the Gear button at the top. Select the Security tab. Disable "Always register Malwarebytes in the Windows Security Center". Microsoft Defender should automatically start at this point. Let's know how it goes.