pfx may be a backup file of the certificate. In this case, you can double-click the relevant file to import the certificate. If you are asked to enter a password, enter the password you set originally.

Backup pfx private key file. If you want to open the encrypted file now, it is definitely not a problem. Find the backed up pfx private key file, right-click the file, and select "Install pfx" in the pop-up menu. The system will pop up the "Certificate Import Wizard", enter the password you entered when exporting the certificate, and then select "Automatically select the certificate storage area based on the certificate type". After completion, you can access the efs encrypted file

It is a binary format file and these files are also known as PFX files.

Developers often need to convert PFX files to some different format, such as PEM or JKS, so that they can be used by standalone Java clients or WebLogic Servers that use SSL communication...