EasyBlog 5.2 RC

Following recent updates from Stackideas, I have the following alert on the backend dashbord of Payplans: "Cron has not been running for a span of time. Please refresh the page to run cron or follow cron documentationcron documentation for more information.
The doc that links to Stackideas site does not provide any info. Could you please assist and let me know where I can find relevant information to address this issue?
Thanks & regards,

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