Situation I . If you events is this saturday and then every saturday for one month .
Step I. choose the [Start date][time] to [end date] [time] for the first event
step II . Click “Schedule Multiple Events”
You will get event series [Daily][Weekly][Monthly][Yearly][Once]
Click on the date next to series ends and choose end date
This will automatically publish your event every saturday till 14th august 2019 . Be careful with this. If you choose the wrong option when you do not have an event then after a warning your group will be banned