Google and Its Services Like GMail and YouTube faced a service outage in the US, UK India, and other countries. The service is being restored globally.
'Google servers are temporarily overloaded. Your message was not sent. Please try again shortly' Resolving this sporadic error spread across the globe especially for G Suite user.
You can resolve the Gmail queued and failed delivery error with basic troubleshooting steps like clearing app cache, adjusting the sync setting, relink Google account, and making sure that background data is enabled.
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