Did you find or received P7M file and your computer failed to open it? Below we will explain what is P7M file extension and how you can open it.

What is a P7M file ext?

The .P7M is generated by Cryptigo's email encryption software. The encrypted/signed email file will have the name smime.p7m and will need to be unencrypted by downloading and installing the p7mViewer.

How to open a P7M file?

In most cases your computer should know what software program should be used to open different file types and extensions like P7M. When you double click on the P7M file format, it should open with appropriate software program. If you downloaded or received P7M files for the first time and your system failed to open it then try free file viewers available on the internet after doing enough research not to fall prey to malware.

How to fix errors with P7M files

Scan the file
Before trying to open P7M files on your Windows make sure that it is safe to do so by running through antivirus scanner.
Unable to open P7M files with the associated software program or see an error than try updating the associated software
Do not
If none of the applications in your Windows were able to open P7M file do not change file extension because by changing file extension you are corrupting the file. In case you already changed the extension you can revert it back to P7M by renaming the file. Incorrect associations are the cause of many P7M file errors.

Finally, if Windows is unable to open file extension P7M you may have registry related errors or may not have the appropriate program installed. We strongly recommend that you run a registry scan.

You are currently viewing the detail page for P7M file ext. This page contains a detailed description of the P7M file type, software tools to help resolve file association errors in the Windows registry together with relevant system utility applications and other related information.