2023年10月6日 · 1). Press the Windows key + R to open the Run dialog. Type services.msc in the text box and press Enter. 2). In the Services window, you’ll find all the services arranged in alphabetical order. Scroll down to locate Security Center. Right-click on it and select Restart. 3). Restart your PC and check the Windows security app.

2022年2月17日 · 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.

I am installing an application from a trusted source, and I was going to exclude a folder from Windows Defender. But then this happened! Every single category doesn't work! My build: Edition Windows 11 Home . Version 21H2 . Installed on ‎8/‎16/‎2021 . OS build 22000.132 . Experience Windows Feature Experience Pack 1000.22000.132.0

2024年6月26日 · Step 4: Reset Windows Security App Reset the Windows Security App: Go to Settings > Apps > Apps & features. Scroll down and find Windows Security in the list. Click on it and select Advanced options. Scroll down and click Reset. Step 5: Re-register Windows Security App Re-register the Windows Security App: Open Windows Terminal (Admin).

2024年4月20日 · When I try to open Windows Security or even the settings related to it in any way, the window freezes and it won't open. I tried a few solutions already posted in this forum, such as. Repairing and resetting Windows Security through "Apps" in the settings. Reinstalling Windows Security through the wizard inside System32

2024年10月22日 · 2. Start Windows Defender from Services: Press Windows + R, then type 'services.msc' and press Enter. Find 'Windows Defender Service' and start it. 3. Reinstall Windows Defender: Press Windows + R, then type regedit.exe and hit Enter: Go to Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender Delete the Windows Defender folder.

2024年9月14日 · Checked for Pending Windows Updates: Opened Settings > Update & Security > Windows Update. Checked for and installed any available updates. Reset Windows Security App: Opened Settings > Apps > Apps & features. Found Windows Security and clicked Advanced options, then Reset, terminate etc, none worked.

2024年1月11日 · When opening Windows Security, the app window is blank. When attempting the same with Virus & Threat Protection, I receive an error: 'Page not found - Your IT administrator has limited access to some areas of this app, and the item you tried to access is not available. Contact the IT helpdesk for more information.

2023年6月13日 · I understand the issue you have, nothing to worry I am here to help, this is happening when there is a corrupted file on the Windows Defender folder or a reconfiguration is needed, and for us to fix the issue, kindly follow the steps below: Method 1. Repair Windows apps and Windows Defender:

2022年3月19日 · I have upgraded 5 computers so far from Windows 10 to Windows 11. Windows security is missing, this should have been fixed in at least a newer Microsoft Windows update. Microsoft needs to get off their lazy **** and learn how to properly unit test. After Windows 11 upgrade the new Windows Security is introduced yet not installed.