1 Go to control Panel and click on Administrative tools.
2 Click on services and a new windows will appear.
3 Look up for windows defender and right click on it, click on
properties and select automatic, it should be on manual, change it to
automatic and click apply then o.k. and will take you back to the
services windows.
4 Windows Defender should be highlighted and on the left hand side of
the services windows, should be 2 links, click restart.
5 Close all windows and open Windows Defender, it should work without a
problem and your popup window at start up will not be display any
longer.
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