Gmail not working neither for customer nor property owner

Sir, after installation of Joomla latest with Solidres, while testing Send Test Main from Joomla Administrator, it bounce back.

After removing the { From Email} from Joomla Administrator->Global Configuration->Server, Solidres work fine for any other email but not for gmail.

please guide.

Solved. Changed 'root@localhost' to domain specific id in class.phpmailer.php.

Hi,
Check SPF, DKIM etc about your domaine name :
www.ns-lookup.io