Thanks for the advice
We have Kaspersky
It’s Russian
OMG!
Get rid. If you are running Windows 10, the stock Microsoft Windows Defender is fine. Otherwise go for Malwarebytes.
But it's like human health. You don't expose yourself to bubonic plague on the basis that you'll be able to get some antibiotics from the doctor, you simply don't go wallowing around in medieval plague pits.
Same with computers. Don't depend on the anti-virus sw to keep you out of trouble, practice hygenic computing techniques instead.