Ops Manager retains snapshots for the number of days specified in the
Base Retention of Snapshots (in Days) setting. This procedure changes
how long Ops Manager retains one specific snapshot.
If you want to set a specific expiration date and time:
Click the Expiration Date field. Choose a date from the calendar.
Click the Expiration Time field. Choose a time from the clock.
If you want the snapshot to never expire, click Does Not Expire.