Jane works as a Consumer Support Technician for McRoberts Inc. The company provides troubleshooting support to users. A user named Peter installs Windows Vista on his computer. He connects his…

Jane works as a Consumer Support Technician for McRoberts Inc. The company provides troubleshooting support to users. A user named Peter installs Windows Vista on his computer. He connects his computer on the network. He wants to protect his computer from malicious software and prevent hackers from gaining access to his computer through the network. Which of the following actions will Jane assist Peter to perform to accomplish the task?