Configure Cronjob in Magento 2 (Schedule Tasks) allows some operations run automatically on your Magento 2 site via a script you have written in the configuration. The operations you can control their scheduling from Magento Scheduler include:
The cron job is the awesome periodical method to make any of your important programs active automatically and properly instead of doing them manually. However, it is sure that the base URLs for the store are set correctly, so the URLs that are generated and used during cron operations are correct as well as the cron can be run perfectly.
Thus, this tutorial will help know what you need to do to configure the cron.
Stores. In the
Advancedin the panel on the left
Cronsection, and continue with following:
Cron configuration options for group: Indexand
Cron configuration options for group: Defaultsection and complete all following information
* Generate Schedules Every * Schedule Ahead for * Missed if not Run Within * History Cleanup Every * Success History Lifetime * Failure History Lifetime * Use Separate Process
Ref: Magento 2 User Guide
It comes to the end of tutorial: How to Configure Cronjob Magento 2 - Schedule Tasks.