I installed Sendy on my server, and I want to set up a cron job to trigger Sendy's cron job script. What should I do to set up the cron job?
As recommended by Sendy officially at here, you may use EasyCron to trigger cron job script in Sendy.
Our webcron service is best for triggering Sendy's cron job script. Just follow below simple steps to configure cron job for your Sendy: