What's the P7B File?

Written by:   |   Edited: December 05, 2018

Microsoft Silver

P7B File Summary

File Extension P7B has only one distinct file type (PKCS #7 Certificate File format) and is mostly associated with Microsoft Windows (Microsoft Corporation) and four other software programs. The majority of P7B files are considered Web Files.

Windows, Mac, and Linux operating systems can be used to view P7B files. Both desktop and mobile devices enable you to view and (sometimes) edit these files, depending on the software used. P7B files have a "Low" Popularity Rating; this means that they are not present on most devices.

Although there is a lot more to know about P7B files, those are the most important details of these types of files. If you are having trouble opening these files, or would like more detailed information, please see our comprehensive information below.

Low
Demand
8235
File Rank

/ 11690

Active

Importance

5

December

2018

Amended

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Sorts of P7B Files


Dominant P7B File Type

.P7B
Formatting:.p7b
Group:PKCS #7 Certificate File

A P7B file is a digital certificate or ID file used by various programs like web browsers and e-mail clients for authentication. It contains a public key used to verify an entity using public-key cryptography.

Created by: Microsoft Corporation
File Category:Web Files
Folder: HKEY_CLASSES_ROOT\.p7b

Software Programs That Open The PKCS #7 Certificate File:


Microsoft Windows by Microsoft Corporation

Windows

Adobe Acrobat DC by Adobe Systems Incorporated

Windows
Mac
Linux

Certificate Manager Tool by Microsoft Corporation

Windows

Adobe Reader by Adobe Systems Incorporated

Windows
Mac

Apple Keychain Access by Apple

Mac
OS X El Capitan

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P7B Demand


Primary Browsers

Chrome (58.80%)
Firefox (11.05%)
Internet Explorer (9.04%)
Edge (8.46%)
Safari (3.87%)


Troubleshooting Problems Opening P7B Files


Typical P7B Opening Challenges

Microsoft Windows Removed

You attempt to load your P7B file and get an error such as "%%os%% Can't Open The P7B File Extension". Usually, this is because you do not have Microsoft Windows for %%os%% installed. Because your operating system doesn't know what to do with this file, you won't be able to open it by double-clicking.


Tip: If you don't have Microsoft Windows installed, and you know of another program to open your P7B file, you can try opening it by selecting from the programs listed under "Show Apps".


Microsoft Windows is Out-of-Date

It is possible that your version of Microsoft Windows isn't able to open your PKCS #7 Certificate File file due to incompatibility. Installing the latest version of Microsoft Windows from Microsoft Corporation is recommended. The primary cause of this problem is that your PKCS #7 Certificate File file was created by a different (newer) version of Microsoft Windows than what's installed.


Tip: Find clues on the correct software version by right-clicking your P7B file and clicking "Properties".


Summary: In either case, the majority of problems opening P7B files are related to not having the correct software application installed on your computer.


Associated Difficulties Loading P7B Files

In the majority of cases, installing the right version of Microsoft Windows will resolve your issue. Other P7B opening errors can be created by other system problems inside of %%os%%. Problems unrelated to software:

  • P7B file type Registry entries are wrong
  • Mistaken removal of the Windows registry P7B description
  • Partial installation of Microsoft Windows that did not fully complete
  • P7B file corruption
  • Your P7B is infected with malware
  • Hardware associated with P7B has outdated drivers
  • Windows cannot load your PKCS #7 Certificate File file due to insufficient resources (eg. RAM)

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