When Windows 7 reaches end of support, the operating system will display a full screen warning stating that Windows is more vulnerable to viruses and that you should upgrade to Windows 10.
On January 14th, 2020, Windows 7 will officially reach end of support (EoS) and unless you have purchase Extended Security Updates, which are only availiable to commercial businesses and are extremely expensive, you will no longer receive security updates, Microsoft Security Essentials definitions, software updates, or tech support for the operating system.
In order to warn Windows 7 users about the upcoming EoS, some Windows 7 updates will install a program called EOSnotify.exe that will routinely run via scheduled tasks.
In order to resolve this issue, the only fix is to upgrade to Windows 10 as soon as possible, please take a look at the video here which explains everything you need to know
