
Here i will explain solutions for Possible Spam in email subject.
- Attachment in the mail having unknown file extension.
- Device on which email is configured has virus.
- Internet router not having fixed IP.
Now how to fix it.
- For the 1st problem the solution is simple you just have to confirm that the file extension for example .pdf , .xls , .jpeg etc. are correct sometimes some people have show file extension visible in windows so while typing name of the file they put extra fullstop which creates issues.
- For the 2nd you will have to scan your computer with antivirus or reinstall windows.
- For the 3rd This issues resolves sometime just by restarting the internet router but for permanent solution you will have to ask the service provider to give you fixed IP.
Let me know by commenting if you need any other information.