Generate 4th task only when all 3 parallel task state is closed complete

[Sonali01]

Please help me achieve how I can generate 4th task when all 3 parallel task gets status is closed complete.

Thanks

[Kieran Anson]

Have you selected the "wait" option on each of those task steps? If you set "wait" as true for each action inside the parallel branch, SN will wait for them all to complete