'Rollover on Expiry' Feature in Advanced Settings Explained:

Important Points of Rollover on Expiry Day Feature:

  1. Rollover happens only on Expiry Day. (Weekly as well as Monthly)
  2. “Choose Expiry” = This is the expiry to which you want to Rollover to eg: Next Week or Next Month.
  3. “Hours and Minutes” = This is the time at which the Rollover will take place on expiry day. Eg: If you select ‘Hours = 15’ and ‘Minutes = 05’. It will rollover at 15:05 pm on Expiry day to the expiry selected.
  4. Rollover works on Options also, not just futures. Options will be rolled over to the same strike of the chosen next expiry period.
  5. Rollover will work in Paper Trading too.

For more details please check below link:

https://blog.tradetron.tech/node/9

Below image shows that on Expiry day the current positions will be rolled over to Next Month contract on Expiry Day at 1520 PM in the afternoon: