A user calls the help desk and reports a workstation is infected with malicious software. Which of the following tools should the help desk technician use to remove the malicious software? (Choose…

File Explorer is used for navigating and managing files and folders; it does not have features for detecting or removing malicious software.

User Account Control (UAC) is a security feature that helps prevent unauthorized changes to the operating system but is not a tool for directly removing malware.

Windows Backup and Restore is used for backing up and restoring system images or files, which is useful for recovery after malware, but not for its removal.

Windows Firewall is crucial during malware removal to block unauthorized outbound connections that the malicious software might attempt to make (e.g., to command-and-control servers or to spread to other systems), thereby containing the infection.

Windows Defender (now Microsoft Defender Antivirus) is an integrated anti-malware solution in Windows designed to scan for, detect, and remove various types of malicious software, including viruses, spyware, and ransomware.

A Network Packet Analyzer is used to monitor and inspect network traffic, which can help in identifying malware activity, but it cannot remove the malicious software itself.