This statement would be TRUE
In a real machine, the AMA is always less than the IMA. The Actual Mechanical Advantage (AMA) will always be lower than the Ideal Mechanical Advantage (IMA) because of friction loss. Which can't be measured through input and output of forces in the machines.
Answer:
Try to restart your computer, if it doesn't work try looking up what to if anti-virus protection comes up randomly, without needing it.
Explanation:
Not Sure if you'll still get it even after restarting, but if it doesn't then hard shutdown the computer, So it could refresh it.