If your emails are stuck in the outbox, failing to send, or showing sending errors, the issue may be related to internet connectivity, SMTP settings, attachments, or server problems. Follow these step-by-step solutions to fix email sending issues quickly.
Step 1: Check Your Internet Connection
Make sure your device is connected to a stable internet connection. Weak or disconnected networks can stop emails from sending properly.
Step 2: Restart Your Email Application
Close the email app completely and reopen it. Sometimes temporary glitches can prevent outgoing emails from processing.
Step 3: Verify the Recipient’s Email Address
Double-check the recipient’s email address for spelling mistakes or missing characters before sending the email again.
Step 4: Check Your Outbox Folder
Emails stuck in the outbox may need to be resent manually. Open the outbox folder and try sending the message again.
Step 5: Reduce Attachment File Size
Large attachments may exceed the email provider’s file size limit. Compress large files or use cloud sharing services if necessary.
Step 6: Verify SMTP Server Settings
Incorrect outgoing mail server settings can stop emails from sending. Make sure the SMTP server address, port number, username, and password are correct.
Step 7: Update Your Email App
Outdated email applications may cause compatibility or sending issues. Install the latest updates from the official app store or website.
Step 8: Clear Browser Cache & Cookies
If you use webmail in a browser, clear the browser cache and cookies to remove corrupted temporary files.
Step 9: Disable Antivirus or Firewall Temporarily
Some antivirus programs or firewall settings may block outgoing email connections. Disable them temporarily and test again.
Step 10: Check Email Sending Limits
Email providers may temporarily block outgoing emails if you exceed daily sending limits or send too many messages at once.
Step 11: Verify Your Account Security
Suspicious activity or failed login attempts may cause the provider to restrict outgoing emails. Complete any security verification requests if prompted.
Step 12: Remove & Re-Add Your Email Account
Delete the email account from your device and add it again using the correct login credentials and server settings.
Step 13: Check Email Provider Server Status
Sometimes the email provider’s servers may be down or under maintenance. Visit the official status page to confirm service availability.
Step 14: Contact Email Support
If your emails still fail to send, contact your email provider’s support team for advanced troubleshooting and account assistance.