The introduction of Digital Ocean affected emails being sent by the Joomla Admin system. There aren't many - just prompts about upgrades and the daily confirmation of the backup. However, with Digital Ocean blocking the standard port 25, we had to find a way around it. We implemented SendPulse, which accepts the SMTP request through port 2525 & then sends on the email request. Easy solution. And free
SMTP Admin
Mark Ridsdale
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