Gmail / Gsuite is not sending emails

if you're using firstsales io to send emails via g suite (now google workspace) and encounter issues where emails are not being sent or accounts become disconnected, several factors could be responsible this troubleshooting guide will help you identify and resolve common issues, including exceeding daily sending limits account suspensions configuration errors other potential problems 1\ exceeding google workspace sending limits google workspace enforces specific sending limits to prevent spam and ensure system reliability if these limits are exceeded, your account may be temporarily restricted from sending emails key limits include daily sending limit per user 2,000 emails per day https //support google com/a/answer/166852 recipients per message up to 2,000 addresses in the to, cc, and bcc fields combined, with a maximum of 500 external recipients per message https //support google com/a/answer/166852 total recipients per day 10,000 recipients, including internal and external addresses https //support google com/a/answer/166852 exceeding these limits can result in a temporary suspension of your sending capabilities for up to 24 hours https //knowledge workspace google com/kb/gmail sending limits in google workspace 000007247 2\ account suspension reasons google may suspend accounts for various reasons, including suspicious activity unusual sending patterns or behaviors that resemble spam can trigger automatic suspensions https //support google com/a/answer/1110339 policy violations violating google’s mail policies, such as sending spam or harmful content, can lead to suspension https //support google com/a/answer/1110339 unverified sign ins sign in attempts from unrecognized locations or devices may result in temporary suspensions to protect account security https //support google com/a/answer/1110339 3\ configuration errors incorrect settings can disrupt email sending ensure the following configurations are correct smtp server settings server address smtp gmail com port 465 (ssl) or 587 (tls) authentication use your full gmail address and password https //support google com/a/answer/176600 oauth 2 0 authentication ensure that oauth 2 0 is properly configured, as older authentication methods may not be supported https //support google com/a/answer/176600 4\ other potential issues billing problems unresolved billing issues can lead to account suspension verify that your billing information is current and that there are no outstanding payments https //support google com/a/answer/6136055 third party app interference authorized third party apps with access to your account can cause unexpected changes, including suspensions review and manage app permissions regularly https //knowledge workspace google com/kb/how to confirm what causes an automatic user suspension 000005768 domain registration issues expired domain registrations can disrupt email services ensure your domain is active and properly configured https //support google com/a/answer/11112228 troubleshooting steps check sending limits review your email activity to ensure you haven’t exceeded google’s sending limits if you have, wait 24 hours for the limits to reset https //knowledge workspace google com/kb/gmail sending limits in google workspace 000007247 review account status log in to the google admin console to check for suspension notices or alerts if suspended, follow the provided instructions to restore the account https //support google com/a/answer/1110339 verify smtp settings ensure that your smtp server settings in firstsales io match google’s recommended configurations https //support google com/a/answer/176600 update authentication methods confirm that you’re using supported authentication methods, such as oauth 2 0, especially if using devices or apps that may not support newer protocols https //support google com/a/answer/176600 inspect third party apps review any third party applications with access to your google account to ensure they are not causing issues https //knowledge workspace google com/kb/how to confirm what causes an automatic user suspension 000005768 contact support if issues persist, reach out to google workspace support or consult the firstsales io support team for assistance preventive measures monitor email activity regularly track your email sending patterns to stay within acceptable limits educate users ensure all users are aware of google’s policies and sending limits to prevent accidental violations regular audits periodically review account settings, third party app permissions, and domain statuses to maintain seamless email operations logical reasoning ensuring comprehensive coverage to ensure this guide addresses all potential issues, consider the following questions and answers what happens if i exceed the daily sending limit? your account may be temporarily restricted from sending emails for up to 24 hours https //knowledge workspace google com/kb/gmail sending limits in google workspace 000007247 can third party apps cause account suspensions? yes, authorized third party apps can make changes on behalf of the admin, potentially leading to suspensions https //knowledge workspace google com/kb/how to confirm what causes an automatic user suspension 000005768 how can i restore a suspended gmail account? use the google admin console to reactivate the account, provided the suspension wasn’t due to severe policy violations https //support google com/a/answer/1110339 are there specific smtp settings required for google workspace? yes, use smtp gmail com with port 465 (ssl) or 587 (tls), and ensure proper authentication https //support google com/a/answer/176600 what should i do if my domain registration expires? renew your domain registration promptly to prevent disruptions in email services