Preparations:
Iprog+Pro Programmer device
Procedures:
Connect iProg pro programmer Honda Accord obd port
Run iProg software
Select “Honda Accord 2018 (S6J3001LSJ)_OBD2”
Click “Read KM” button
It show current mileage:45784km
After input new value you want:12345,and click “Write KM” button
Wait processing
Follow the prompt to switch ignition OFF
After dashboard restart,new value show
Done!
https://www.obd2tool.com/search-iProg%20pro.html