Step 1

Log into your Certificate Server and go to Issued Certificate folder.
Right click on the open space in the folder and select Add/Remove Rows. Remove everything and add User Principle Name and click Save.
Right click on the open space in the folder and Export the list of certificate.
4. Title the file as listofcerts.txt and paste it on your Desktop
1. Right click on the open space in the folder and select Add/Remove Rows and click Set to Default to return to the original state.

Log into your Certificate Server and go to Issued Certificate folder.
Right click on the open space in the folder and select Add/Remove Rows. Remove everything and add User Principle Name and click Save.
Right click on the open space in the folder and Export the list of certificate.
4. Title the file as listofcerts.txt and paste it on your Desktop
1. Right click on the open space in the folder and select Add/Remove Rows and click Set to Default to return to the original state.