As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:N/A FIRST OFFICER'S SLIDING WINDOW WILL NOT CLOSE. REMOVED TRIM ON F/O'S WINDOW TO FOM. PROVIDED UPPER WINDOW FRAME SHIM PER BOEING DRAWING NO NBA 6046 & RIGGED F/O WINDOW PER AMM 56-12-01-5. WINDOW OPERATION NORMAL FOLLOWING TRIM INSTALLATION.