When you check Windows Defender in your vista system it may be off. When you try to opened up the security center and clicked “Turn on Now”. It went through it’s update check, reported no updates and continued to say that it was not turned on.Try this solution to fix this problem the solution try to rebuilding the WMI repository.
Incoming search terms:
- windows defender wont turn on (136)
- windows defender will not turn on (122)
- windows defender won\t turn on (96)
- windows defender won\t start (69)
- cannot turn on windows defender (40)
- repair windows defender vista (31)
- windows defender will not turn on vista (29)
- windows defender won\t turn on vista (26)
- turn on windows defender vista (26)
- windows defender not turning on (20)