A user believes there is a virus on a laptop. The user installs additional real-time protection antivirus software but is now experiencing extremely slow performance on the laptop.
Which of the following should a technician do to resolve the issue and avoid recurrence?
A . Activate real-time protection on both antivirus software programs
B . Uninstall one antivirus software program and install a different one
C . Run OS updates
D . Enable the quarantine feature on both antivirus software programs
E . Remove the user-installed antivirus software
Answer: E