CompTIA A+ 220-1102 Practice Question
A user reports that their computer is infected with malware, which is causing system instability and frequent crashes.
What is the most effective step to take first in order to remediate the infected system?
Update the antivirus software and run a quick scan.
Uninstall all recently added applications.
Reboot the system into safe mode before taking any action.
Quarantine the infected system to prevent further damage.