An on-site IT technician finished the removal of malware from a customer computer and installed new virus protection software. An hour after the technician left the site, the customer called the help desk to report that a critical web-based application was no longer functioning properly. Which step in the troubleshooting process did the IT technician fail to properly complete?

An on-site IT technician finished the removal of malware from a customer computer and installed new virus protection software. An hour after the technician left the site, the customer called the help desk to report that a critical web-based application was no longer functioning properly. Which step in the troubleshooting process did the IT technician fail to properly complete?

• Document findings and actions.
• Identify the problem.
• Verify full system functionality.
• Test the theory of probable cause.
• Establish a plan of action.