Windows defender has been disabled and can not activate

Windows defender is off... try to market and waiting and a box that says time appears which can make

If you have Microsoft Security Essentials, AVG, McAfee, Norton, etc. installed, they have a conflict with Windows Defender, or turn it off.

Microsoft Security Essentials has its own integrated version of the defender and it automatically disables the version of Windows Vista defender.

If it's not:

http://Windows.Microsoft.com/en-us/Windows-Vista/turn-Windows-Defender-on-or-off

Turn Windows Defender on or off the information on the link above of Microsoft.

Hope the above explains the common compatibility issues with Windows Defender and other security programs.

See you soon.

Mick Murphy - Microsoft partner

Tags: Windows

Similar Questions

Maybe you are looking for