Enable developer mode. To do this, go to the "Settings" module:
In the “General Settings” section, scroll down to the very bottom and look for the link “Activate developer mode.” Click on it:
Return to the "Settings" module. Look for the "Technical Settings" menu - "Outgoing Mail Servers" or "Incoming Mail Servers":
Click the "New" button and enter the necessary settings in the new window.
After the settings, turn off developer mode.
Again, go to the “Settings” module, in the “General Settings” section, go down to the very bottom and look for the link “Deactivate developer mode”. Click on it:
