Step 1 - Click on train booster menu and it will take you to the token page if you have no active train token , if it does then click on Step 1 button as below. (Guessing you are logged in into facebook with your profile that is going to do train)
Step 2 - Then allow all permissions to the app that is asking permission
Step 3 - Then you will be taken to an error page , copy the FULL URL of that page
Step 4 - Come back and paste it in token box and submit
Step 5 - Now select train group from the list
Step 6 - Now select train post and click RIDE
Step 7 - You will see list of train links , click on START SHARING
Step 8 - Select page , set a dropping time or leave it blank to start dropping in 5 minute , caption is optional , set a time interval , set time for autodelete , set shuffle to shuffle the train link while posting on each page and then hit SCHEDULE.
To change train profile or update token of train profile go to TRAIN BOOSTER and click ADD/UPDATE train token.