Open File Explorer

Open P7R on Windows OS

• Locate P7R file in Windows Explorer and right-click on it.
• Look for the "Open with" menu option in the popup menu. If you open this menu you will see list of the applications which can open P7R file.
• If there are no programs which can open the P7R file are installed you will see "Open with..." button in the popup menu. Click on it.
• Dialog will open with Windows OS suggestion about what application can open P7R file.
• If you do not see the application which correctly matches the file try to search the internet for one of the apps mentioned above or look for technical file description below. Each description have "Application name" in it which can open the P7R file.
• If "Application name" is missing look for the "Windows Object" and "Executable command" fields because they typically contain application which can open P7R file.

Open .p7r File and P7RFile.

File Extension	.p7r
Description	Certificate Request Response
Sample File Name	[Sample File].p7r
Windows Object	P7RFile
Executable Command To Open .p7r File	%SystemRoot%\system32\rundll32.exe cryptext.dll
Mime Type	CryptExtOpenP7R %1
Links	How to open P7R File instructions on extensionfile.net Placing it here to fix Firefox 2.0 layout links

Open .p7r File and P7RFile.

File Extension	.p7r
Description	Certificate Request Response
Sample File Name	[Sample File].p7r
Windows Object	P7RFile
Executable Command To Open .p7r File	C:\Windows\system32\rundll32.exe cryptext.dll,CryptExtOpenP7R %1
Mime Type	application/x-pkcs7-certreqresp
Links	How to open P7R File instructions on extensionfile.net Placing it here to fix Firefox 2.0 layout links