Windows Defender not working - Microsoft Community

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installed 16257 on both of computers , windows defender has stopped working 

i try switch on setting page switches self off ..i have had install third party internet security 

on both protection 1 getting same problem ?

***post moved moderator appropriate forum category.***

installed 16257 on both of computers , windows defender has stopped working 

i try switch on setting page switches self off ..i have had install third party internet security 

on both protection 1 getting same problem ?

in virus & threat protection, click on virus & threat protection settings, find real-time protection turned off ... turn on, , reboot.



Windows Insider Program / Windows Insider Preview / Security, privacy, and accounts / PC



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