My 2 W8 systems have moved on to W10 and the wife's W7 is in limbo for now but will go to W10 in the near future.
Lot of same people on these forums and I only check W7 and W8 forums once a week but check W10 forum daily.
I stay active on Norton and Malwarebytes forums also.
Read his thread.
Quote from KB3022345 article.
Looking at your sfcdetails file that is what you are getting.
I have seen this before. You can try and uninstall 360 and then see if you can get Defender to turn on. Try updating Defender and run a scan and after Defender is happy then install 360 and see if that helps.
You need to read the KB articles and then make a decision to install them or not.
KB 3035583 is Rev 4 released on 7/9.
KB 2976978 is Rev 11 and released on 7/7.
If you look at the file list many have new dates so have been revised.
If you look at the KB articles it shows that KB2976978 was revised on 7/7 and is now Rev 11.
KB305035583 was revised on 7/9 and is Rev 4.
If you look at the files involved they have new dates so were revised since the last time they were installed.
After looking at them I went ahead and...