Zoho email not working refers to a common issue users face when Zoho Mail stops functioning properly due to glitches, misconfigurations, or service-related problems. This may include trouble sending or receiving emails, login failures, syncing errors on mobile devices, incorrect IMAP/POP settings, or temporary server outages. Users often encounter this problem because of outdated app versions, browser issues, incorrect DNS records, or network restrictions. Troubleshooting typically involves checking Zoho server status, updating email settings, clearing browser cache, verifying domain configuration, or adjusting security settings to restore smooth email performance.