However, some Dell users reported that when trying to scan a document to their email or contact support, they receive a SMTP error.
> “smtp error 421, 530, 550 please try later”
In this article, we will explore the SMTP error in more detail and offer some troubleshooting tips to help you resolve it.
- The Dell scanner SMTP error prevents users from scanning documents in Outlook.
- A problem in your network settings can cause this issue, so make sure you run a full network scan.
- Adjusting the scanner’s settings might also solve your SMTP error.
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Use an alternative SMTP server
- If you are using a third-party SMTP server, try switching to Microsoft’s SMTP server to see if that fixes the SMTP error. To do that, open Gmail and type †̃smtp.outlook.com’ in the †̃From’ field.
Use the command line
- Type cmd in the search bar > hit enter
- In the Command prompt window, type the following command: sc config SMTPSVC start= auto
- This command will enable the SMTPSVC service to start automatically.
- Now, type the following command: sc config SMTPSVC start= disabled
- This command will disable the SMTPSVC service.
- Restart your computer
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Run a System File Checker scan
- Press Windows Key + X on your keyboard, and choose Command prompt (Admin) from the menu.
- When Command prompt starts, run the following command: DISM.exe /Online /Cleanup-image /Restorehealth
Run a Hardware Troubleshooter
- Press the Windows key + S, type troubleshoot, and select Troubleshoot settings from the results.
- Navigate to the Other troubleshooters section, select Additional troubleshooters, and click Next.
- Select Hardware and Devices, right-click on Scanners, and click Run the troubleshooter.
- Follow the on-screen instructions to complete the process.
Run the SFC and DISM scan
- Press Windows Key + X and select Command prompt (Admin) or PowerShell (Admin).
- Now enter the following command and press Enter to run it: sfc /scannow
Contact your Internet Service Provider
- Consider checking your Internet Connection.
- Problems in connectivity can occur due to problems in your ISP.
- In such cases, you will need to get in touch with your ISP and resolve the problem.
- Check your Status
The status check is required to ensure that the settings on your smartphone are intact. - Using the Settings option, check if the email client is working fine.
- If everything is fine, the problem lies somewhere else.
- Restart the Device
Sometimes, restarting the device solves a lot of issues. - Restart the device and see if the error is still there.
- Check for Malware
Malware is capable of corrupting any PC. - Sometimes, the malware is the cause of the problem.
- Installing a good antivirus and keeping it updated is a must.
- Restart the Device
Restarting the device will also help in resolving this issue. - Restarting the device ensures that all the background processes are running correctly.
