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Expand the Certificates Tree:
In the MMC, navigate to Certificates (Local Computer) (or Certificates - Current User).
Expand the tree and locate Trusted Root Certification Authorities.
Import Root Certificate:
Right-click Trusted Root Certification Authorities > All Tasks > Import.
Use the Certificate Import Wizard to browse and select your Root Certificate (.crt or .cer).
Complete the wizard, ensuring the certificate is placed in the Trusted Root Certification Authorities store.
Intermediate Certificate (Optional):
If needed, you can import the Intermediate Certificate in the Intermediate Certification Authorities section using the same process. This is only necessary if the server requires the entire chain to validate the client certificate and doesn’t already have the intermediate certificate.
Step 3: Import the Client Certificate (with Private Key)
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