Test Email in WP Email SMTP Not Sending

Replies: 0

I can’t seem to successfully send a test email using the WP EMail SMTP plug-in. I am new to this and don’t see the problem. Any assistance would be really appreciated. Thanks. The error log:
Versions:
WordPress: 5.3.2
WordPress MS: No
PHP: 7.3.15
WP Mail SMTP: 1.8.1

Params:
Mailer: gmail
Constants: No
Client ID/Secret: Yes
Auth Code: Yes
Access Token: Yes

Server:
OpenSSL: OpenSSL 1.1.1d 10 Sep 2019
PHP.allow_url_fopen: Yes
PHP.stream_socket_client(): Yes
PHP.fsockopen(): Yes
PHP.curl_version(): 7.68.0