To unschedule a job so that it doesn’t run in future, you have to release the job.
Follow these steps to unscheduled a background job −
Step 1 − Use transaction code — SM37
(If a job is in active state, it can’t ne unscheduled till it’s completed.)
Step 2 − Enter the job name and username. To unschedule a job, select Released and Ready from the Job Status tab. Enter the Job Start Condition and click on Execute.
Step 3 − You will receive the confirmation and also the other details of the Job as in the above screenshot once the job is released.