

When I try to follow the instructions, I get "the windows defender service on local computer started and then stopped. I've not installed any anti-virus at all! Please note, this is a CLEAN install of Windows 10.

We’d be happy to help if you need any further assistance. Try these steps and let us know the results. Note: After checking the functionality in clean boot, follow the suggestions under “How to reset the computer to start normally after clean boot troubleshooting”. Right click on " Windows Defender Service" and click onĪlso perform clean boot and check if that helps.Ĭlean boot will help us identify if any third party applications or startup items are causing the issue. Search for " Windows Defender Service" and check if it has been started.ĭ. Turn off Defender antivirus protection in Windows Security Select Start > Settings > Update & Security > Windows Security > Virus & threat protection > Manage.

Let’s check the status of Windows Defender Service.ī. I appreciate your efforts in trying different troubleshooting steps. 2015: Seems Microsoft has fixed this issue and Windows Defender is no longer showing this message when you install third-party antivirus on Windows 10.We appreciate your participation in Windows 10 Technical Preview testing. Restart your computer for the changes to take effect, you won’t see that annoying dialog from Windows Defender again. You should turn off and uninstall this app before running Windows Defender to avoid any software clashes. Select Windows Defender User Interface (MSASCui.exe) and click ‘Disable’ button.ģ. If Windows Defender is turned off, this may be because you have another antivirus app installed on your machine (check Control Panel, System and Security, Security and Maintenance to make sure). Open the Task Manager, click on the ‘Startup’ tabĢ. Microsoft Fix It Tool for MSE removes Microsoft Security Essentials from your ComputerĬase II: To use the AV and disable Defender’s message, follow the below steps.ġ. Visit Control Panel > System and Security > Security and Maintenance, Turn on ‘Spyware and unwanted software protection’ and ‘Virus Protection’. Ensure ‘Widows Defender User Interface’ s enabled and running in the Startup tab of Task Manager.Ģ. Disabling Windows Defender’s ‘ This app has been turned off and isn’t monitoring your computer’ Message in Windows 10Ĭase I: If you’ve already uninstalled other AV, try to use the removal tool offered by that security company and then try to fix this error message by following the below instructions.ġ.
