WIN8 System Metro Interface Windows Defender is closed how to do

Microsoft provides Windows Defender security protection in the Windows system and can be opened and used in the WIN8 system through the Metro interface application. Unlike the Win7 pure version, a user is reflected in the Metro interface when clicking on the Windows Defender feature prompts "Windows Defender is turned off and does not monitor your computer." Causes the Windows Eefender feature to not be turned on and the computer is not monitored, let's look at the specific cause and resolution.

Shutdown Reason:

Windows Defender is Microsoft's own antivirus Anti-spyware software, once the computer has installed other anti-virus software, such as Kaspersky, Jinshan 360 and other anti-virus software, then this is the Windows Defender will automatically disable.

Solution:

Take y400&y500 as an example, the anti-virus software pre-installed on this model is McAfee.

1, in the Control Panel uninstall McAfee, the following figure:

2, according to the prompts to restart, and then enter the "Control Panel", and then open "System security", select the "Operation Center", and then click "Safe" click "immediately Enabled" and other options. When enabled, the "Update Now" button is displayed, and Windows Defender can be turned on normally.

When we install third-party security software, the general system automatically disables the Windows Defender feature, which causes the Windows Defender to be in the closed state, and we can follow the tutorial method to open it.