As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L FWD WINDOW EICAS ADVISORY SWAPPED AND CLEANED L FWD MAIN TEMPERATURE SENSORS TO SPARE SENSOR ON BLOCK TB322 IAW AMM 30-41-00-968-001. PERFORMED OPS IAW AMM 30-41-00. DEFERRED PER AMM 30-41-00-968-001. ALL WORK PERFORMED BY ETOPS QUALIFIED MECHANIC.